Ball-Bearing. (open access)

Ball-Bearing.

Patent for a new and useful ball bearing, including instructions and illustrations.
Date: October 17, 1899
Creator: Millen, George
System: The Portal to Texas History
Apparatus for Dispensing Oil, &c. (open access)

Apparatus for Dispensing Oil, &c.

Patent for a new and useful apparatus for dispensing oil, &c.
Date: May 17, 1898
Creator: Haye, August
System: The Portal to Texas History
Automatic Telephone-Directory. (open access)

Automatic Telephone-Directory.

Patent for a new and useful automatic telephone directory, including instructions and illustrations.
Date: October 17, 1899
Creator: Neuendorff, John B.
System: The Portal to Texas History
Artificial Teeth. (open access)

Artificial Teeth.

Patent for the lower set of artificial teeth, "and aims to provide retainers and combine them with the plate, so as to hold the denture in place against accidental displacement during the process of articulation, prehension, mastication, and deglutition" (lines 10-15). This invention "provides retainers which fill a vacuum in the mouth never heretofore utilized in the construction of artificial teeth and which form a rest for the muscles in their contraction incident to the movements of the jaws, and these retainers render a lower set of artificial teeth s comfortable and serviceable as if they were natural" (lines 22-29).
Date: September 17, 1895
Creator: Johnston, George A. & Carroll, Houston M.
System: The Portal to Texas History
Autographic Register. (open access)

Autographic Register.

Patent for an autographic register that provides "improved means for guiding, stamping, cutting, and filling a record-bill and discharging original and duplicate bills; [provides] improved means for guiding the strips of paper and holding the carbon or duplicating paper in operative position; furthermore, [provides] improved means for operating the several parts of the mechanism to insure accuracy and facilitate the subsequent permanent filing of the record-bills" (lines 9-19).
Date: September 17, 1895
Creator: Norcross, George A.
System: The Portal to Texas History
Composite Lamp-Chimney. (open access)

Composite Lamp-Chimney.

Patent for a lamp chimney that prevents insects from falling into the chimney and keeps the flame inside the chimney.
Date: October 17, 1893
Creator: Schwartz, Jacob
System: The Portal to Texas History
Process of Treating Ores. (open access)

Process of Treating Ores.

Patent for "an improved method of reducing gold and silver ores and recovering their metals." (Lines 10-11) Includes instructions and illustrations.
Date: November 17, 1896
Creator: Barbour, Thomas P.
System: The Portal to Texas History
Thill-Coupling. (open access)

Thill-Coupling.

Patent for improvements in thill-couplings by using a combination of forward extension arms, having each near its forward end, circular shoulders, adapted to engage the ends of the shaft-iron; the spring-catch for holding the lever arm in locking position and, for retracting arm when the catch is released. Illustration is included.
Date: March 17, 1891
Creator: Bryan, William L.
System: The Portal to Texas History
Hoeing-Machine (open access)

Hoeing-Machine

Patent for improvements to hoeing machines "as will cause the hoes to cultivate around the particular plant pointed out without it being necessary for the indicator to remain at rest while each plant is being hoed; second, to provide a pair of oscillating disks that cultivate before and behind the plant as they oscillate across the row" (lines 15-21).
Date: June 17, 1890
Creator: Hurd, Judson B.
System: The Portal to Texas History
Expanding Hub. (open access)

Expanding Hub.

Patent for certain new and useful improvements in metallic vehicle wheel hubs, including instructions and illustrations.
Date: May 17, 1898
Creator: Vollrath, Louis F.
System: The Portal to Texas History
Ore Concentrator (open access)

Ore Concentrator

Patent for a "machine for separating ores of precious metals, and particularly to that class of machines known as 'dry concentrators or separators,' used for separating fold ore by means of an air-blast over dry sand, gravel, quartz, etc." (lines 10-15). Illustrations and instructions are included.
Date: August 17, 1897
Creator: Waer, Luis M.
System: The Portal to Texas History
Baling-Press. (open access)

Baling-Press.

Patent for certain new and useful improvements in baling presses.
Date: May 17, 1898
Creator: Holmgreen, Julius H.
System: The Portal to Texas History