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Apparatus for Testing Errors of Refraction
Patent for an eye testing device that has a movable lens, a measuring device for correction, and two different cards with test type on them which are fed into the machine during testing for astigmatism and myopia, presbyopia, and hyperopia to determine the level of correction needed in glasses.
Date:
July 2, 1907
Creator:
Bahn, Gustavus Adolphus
System:
The Portal to Texas History
Improvement in Trusses.
Patent for improvements in the wiring and metal plates in self-adjusting trusses.
Date:
September 27, 1870
Creator:
Baker, William
System:
The Portal to Texas History
Axle Box.
Patent for a new and improved self-oiling axle box. This design utilizes a sleeve with several small, oil-filled holes to be placed between the spindle and the axle box, which lubricates the machine and reduces friction. A nut keeps the spindle and axle box together.
Date:
April 26, 1881
Creator:
Barnes, Thomas J.
System:
The Portal to Texas History
Shutter Slat Fastener
Patent for a shutter slat fastener. Illustration included.
Date:
May 23, 1911
Creator:
Basnett, Augustus
System:
The Portal to Texas History
Tent-Stake.
Patent for a tent stake that is used with a metal guy or rope. The purpose of this tent stake is to secure tents under all weather conditions.
Date:
July 31, 1917
Creator:
Basnett, Augustus
System:
The Portal to Texas History
Improvement in Postage or Revenue Stamps.
Patent for an improvement in postage or revenue stamps. Patent for postage or revenue stamp "composed of two superposed sheets or layers, A B, the top layer carrying the printed designs, having parallel incisions therein, and the bottom layer being provided with adhesive material on the back". Patent for postage and revenue stamps that cannot be re-used.
Date:
July 10, 1877
Creator:
Beaumont, David G.
System:
The Portal to Texas History
Improvement in Ironing-Tables.
Patent for ironing tables in use with ironing machines. Consist of adjustable frame for stretching and holding garments for ironing.
Date:
April 2, 1878
Creator:
Becker, Rudolph
System:
The Portal to Texas History
Power-Transmitting Means
Patent for improving power-transmitting means. The patent reduces the ratio of rotary to reciprocatory movement, with illustrations.
Date:
May 31, 1921
Creator:
Benson, Madison H.
System:
The Portal to Texas History
Fountain Attachment for Inkstands.
Patent for a new and improved fountain attachment for inkstands by using a hollow float, having a central vertical aperture on the bottom, the float is placed in a vessel filled with ink. After ink is being drawn from the hollow opening of the float, the float is forced into an uppermost position thus closing the vessel to prevent the air from passing the ink contained in the vessel. The ink is confined in an air and dust proof stand, which can be easily cleaned. Illustration is included.
Date:
February 10, 1891
Creator:
Bergen, James V.
System:
The Portal to Texas History
Escapement for Timekeepers.
Patent for the improvement in the escapement of the watch for a "more regular and less liable to get out of order" through wear (lines 23-24), including illustration.
Date:
October 12, 1858
Creator:
Bishop, Josiah
System:
The Portal to Texas History
Improvement in Elevators.
Patent for improvements in elevators, for lifting heavy objects. It includes a description and illustration.
Date:
June 13, 1871
Creator:
Bishop, Josiah
System:
The Portal to Texas History
Improvement in Machines for Extracting Cotton and Corn Stalks.
Patent for the improvement of pulling the roots of cotton and corn stalks while minimizing the damage to the soil, including illustration.
Date:
February 19, 1861
Creator:
Bishop, Josiah
System:
The Portal to Texas History
Box-Corner Protector.
Patent for a metal corner protector for boxes. The protector covers both the inner and outer corners of boxes to enhance grip and prevent protruding edges from damaging goods.
Date:
February 10, 1914
Creator:
Black, Katherine Mary
System:
The Portal to Texas History
Identifying-Tag.
Patent for identification tags made of sheet metal, to be used with binding bands on cotton bales. Tags are economical to make, create little waste, and lay flat so they are not easily torn off.
Date:
October 4, 1921
Creator:
Blackburn, Edward Stuart
System:
The Portal to Texas History
Firing Mechanism for Guns.
Patent for a firing mechanism for double barrel shotguns, which allows the barrels to be shot in any order by pulling the trigger twice in succession.
Date:
August 11, 1908
Creator:
Blocker, John Rufus
System:
The Portal to Texas History
Self Centering Axle Lathe
Patent for a self centering axle lathe. Illustrations included.
Date:
November 15, 1904
Creator:
Boeckmann, Kurt Von
System:
The Portal to Texas History
Framometer
Patent for a framometer. This invention is a square and to be used by house builders. Illustration included.
Date:
November 24, 1903
Creator:
Bones, Clifton Welton & Harvey, Harry F.
System:
The Portal to Texas History
Minnow Trap
Patent for Minnow Trap
Date:
August 29, 1916
Creator:
Bonner, John Sturgis
System:
The Portal to Texas History
Mosquito Bar Frame.
Patent for a new and improved frame for mosquito bars. This design calls for wires, bent at right angles, to be attached to a center piece, in which hanging-cords can be stored. This design represents a lighter, more portable alternative to the wooden predecessors.
Date:
November 1, 1881
Creator:
Bostick, William T.
System:
The Portal to Texas History
Trolley-Pole.
Patent for a trolley pole, which is extendable and contractible.
Date:
March 3, 1908
Creator:
Bouchard, Henry
System:
The Portal to Texas History
Nail Driving Tool.
Patent for a new and improved nail-driving tool. This design consists, "with the shell of the tool formed with recesses and a guide-groove . . . the driving-bar provided with notch, die, and roller, spline guided in the groove of the shell, and the returning-spring, of the levers having toes, the former of said levers bearing normally upon the roller, the spring secured to said shell, bearing by its ends upon the ends of the said levers, and the magazine obliquely attached to the shell, provided with an opening and a spring-closing device" (lines 32-43).
Date:
July 15, 1890
Creator:
Brady, William B.
System:
The Portal to Texas History
Nailing - Machine.
Patent for a new and useful improvements in nailing-machines. This design is "adapted to automatically distribute and feed the nails to a predetermined point" (line 10-12).
Date:
January 11, 1898
Creator:
Brady, William B.
System:
The Portal to Texas History
Seed Cotton Distributer
Patent for seed cotton distributer. This "invention relates to apparatus for distributing seed-cotton to a battery of gins; and the principal object is to improve the construction of such apparatus by providing for the separation of trash from the cotton" (line 8-12). Illustrations included.
Date:
April 5, 1904
Creator:
Brown, Monroe Crafford
System:
The Portal to Texas History
Improvement in Stalk-Pullers.
Patent for an improved stalk-puller for use in pulling cotton-stalks in preparing the land for another crop.
Date:
September 19, 1876
Creator:
Brown, Robert D.
System:
The Portal to Texas History