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Dental or Surgical Chair. (open access)

Dental or Surgical Chair.

Patent for a dental or surgical chair that is adjustable, light and portable. The chair can be adjusted "without the employment of a raising device using fluid or any sub-basal mechanism" (lines 57-59), and can be adjusted with little effort. The chair's decent can be monitored. It can be easily assembled and disassembled for transport.
Date: August 28, 1894
Creator: Stiles, Edmund Pease
System: The Portal to Texas History
Device for Covering and Protecting Contents of Drawers. (open access)

Device for Covering and Protecting Contents of Drawers.

Patent for an improved device designed to cover and protect the contents of drawers, this result being attained through a flexible cover wound upon a suitable roller, the latter being operated to wind or unwind the cover by opening or closing the drawer." (Lines 9-14) Includes instructions and illustrations.
Date: August 31, 1897
Creator: Burt, Horace Roscoe
System: The Portal to Texas History
Diffusion-Block for Subsoil Irrigation. (open access)

Diffusion-Block for Subsoil Irrigation.

Patent for a diffusion block for subsoil irrigation, which prevents roots from growing into the pipe that is providing water to the soil.
Date: August 23, 1910
Creator: Ziller, Bessie
System: The Portal to Texas History
Device for Ringing Bells. (open access)

Device for Ringing Bells.

Patent for improvements in the construction of devices for ringing bells, including illustrations.
Date: February 25, 1879
Creator: Perry, Elton
System: The Portal to Texas History
Fire Arm Holder. (open access)

Fire Arm Holder.

Patent for a new and improved pistol holster. This design "consists of a plate of malleable iron or other suitable metal, curved to conform to the waist of a person, having secured to it on the inside a spring adapted to push outward from the waist toward an auxiliary slotted countersunk plate, serving to hold the head of the screw attached to the fire-arm" (lines 19-25).
Date: November 21, 1882
Creator: Petmecky, Joseph C.
System: The Portal to Texas History
Dinner Bucket. (open access)

Dinner Bucket.

Patent for a new and improved lunch bucket. This design consists in a "base-plate having sleeves upon two of its opposite edges, two rectangular-shaped bails secured at one end in said sleeves, the upper ends of each of said bails being bent inward or toward each other, the upper end of one of said bails being shorter than the other and bent slightly upward, and means for securing the upper ends of said bails together" (lines 1-8).
Date: November 23, 1886
Creator: Lederle, Edward Emil
System: The Portal to Texas History
Device for Cleaning Gun Barrels, Flues, &c. (open access)

Device for Cleaning Gun Barrels, Flues, &c.

Patent for a new and improved gun-barrel cleaner. This design consists in "[t]he combination of a flat shank having a hole in its intermediate portion, a pivot-bolt having its middle round and its ends square, and a cleaning-head secured upon said bolt, said head consisting of two parts, one part being secured upon each end of said bolt" (lines 4-9).
Date: February 22, 1887
Creator: Simpson, John Speake
System: The Portal to Texas History
Design for a Badge or Medal. (open access)

Design for a Badge or Medal.

Design patent for a round souvenir badge or medal that has an image of a star on the front with a portrait in the center, and rays emanating toward the outside edge used for text. The back of the medal has an image of the Texas state capitol and spaces for additional text. The design also includes a suspending-bar shaped as a bald eagle with spread wings, holding crossed rifles.
Date: December 6, 1887
Creator: Maxcy, John Wharton
System: The Portal to Texas History
Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for railroad cars. With this design, "[w]hen the cars are coupled, the shoulders upon the draw-heads will bear against each other, pressing the spring-bolts forward, which will tilt the free ends of the bails forward over the ends of the opposite draw-heads, thus forming a strong and safe coupling which may be uncoupled in a moment of time" (lines 92-98).
Date: September 25, 1883
Creator: Hathaway, Charles L.
System: The Portal to Texas History
Calendar (open access)

Calendar

Patent for a circular perpetual calendar.
Date: April 14, 1908
Creator: Rowe, Charles E.
System: The Portal to Texas History
Cultivator. (open access)

Cultivator.

Patent for a new and improved cultivator. This design consists in "[t]he combination, with a blade arranged for connection with a beam and formed with cutting-edges . . . , of a wing in a horizontal plane formed with a cutting-edge and rigidly connected to the blade at some distance above its lower edge" (lines 60-65).
Date: February 18, 1890
Creator: Henry, Leroy Bell
System: The Portal to Texas History
Fuel Produced From Lignite. (open access)

Fuel Produced From Lignite.

Patent for the process by which fuel is created from lignite coal.
Date: March 16, 1891
Creator: Edelmann, Albert
System: The Portal to Texas History
Culvert. (open access)

Culvert.

Patent for a strong, durable, and inexpensive culvert of any size. It "is designed to displace the wood culverts that are used almost exclusively for the manufacture of large-sized culverts, inasmuch as vitrified pipe is not made in sufficiently large sizes for culvert use, and the ordinary large brick and stone culverts are very expensive" (lines 15-21).
Date: September 10, 1895
Creator: Parker, WIlliam S.
System: The Portal to Texas History
Culvert. (open access)

Culvert.

Patent for "a culvert which shall be so constructed that the jarring caused by the passing of trains or wagons will not impair the solidity of the culvert." (Lines 14-17) Includes instructions and illustrations.
Date: September 15, 1896
Creator: Parker, William Sink
System: The Portal to Texas History
Agricultural Implement. (open access)

Agricultural Implement.

Patent for a new and improved sweep. This design consists "in a sweep of a suitable shape and construction having attached to each of its rear corners a vertical bar or wings, which extends parallel to the course of the plow and backward a suitable distance beyond the sweep proper . . . The object of [the] invention is to attach to the rear corners or wings of a sweep bars or runners, which rest upon the ground and steady the sweep and prevent it from wabbling or dodging while in use" (lines 14-25).
Date: March 4, 1890
Creator: Cameron, Hugh L.
System: The Portal to Texas History
Cotton-Press. (open access)

Cotton-Press.

Patent for a mechanism that presses cotton, wool, hemp, hay, or other similar substances that improves on a previous patent granted to the inventor (No. 451,846). This patent improves on the previous patent by improving the construction of the press.
Date: January 16, 1894
Creator: Bachman, Joseph A.
System: The Portal to Texas History
Cultivator Attachment. (open access)

Cultivator Attachment.

Patent for an invention "whereby a wheel-cultivator of any style, pattern, or make can be readily converted into a land-marker or planter." (Lines 8-11) Includes instructions and illustrations.
Date: February 23, 1897
Creator: Dayton, William L.
System: The Portal to Texas History
Cultivator Shovel (open access)

Cultivator Shovel

Patent for a small shovel, with a blade that can be detached for repairs or replacement.
Date: September 26, 1916
Creator: Abramson, August
System: The Portal to Texas History
Cultivator-Sweep. (open access)

Cultivator-Sweep.

Patent for a cultivator sweep that cuts weeds close to the crops.
Date: February 14, 1911
Creator: Lundghren, Charles & Anderson, Gus E.
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for a cotton-chopper which is steered using the feet, and where the chopping apparatus is adjustable and can be raised or lowered. The chopping apparatus also rotates, and the operator can adjust the speed of rotation. Patent includes illustrations.
Date: October 26, 1920
Creator: Engler, Charles
System: The Portal to Texas History
Cotton-Picker. (open access)

Cotton-Picker.

Patent for improvements on cotton pickers that allow the cotton to be collected separately from the bolls.
Date: November 16, 1915
Creator: Phel, Walter Edward
System: The Portal to Texas History
Cotton-Handling Apparatus. (open access)

Cotton-Handling Apparatus.

Patent for a cotton handling apparatus, which automatically feeds the cotton into the gin and stops if there is an overflow.
Date: July 7, 1908
Creator: Sullivan, Arthur A.
System: The Portal to Texas History
Cotton-Condenser and Lint-Flue. (open access)

Cotton-Condenser and Lint-Flue.

Patent for a cotton condenser and lint flue for use in cotton gins.
Date: April 16, 1912
Creator: Summerrow, Willie Price
System: The Portal to Texas History
Cotton-Packer (open access)

Cotton-Packer

Patent for an apparatus used for packing cotton prepared for baling. Illustrations included.
Date: June 7, 1910
Creator: Dixon, Albert S.
System: The Portal to Texas History