10 Matching Results

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Computing-Scale. (open access)

Computing-Scale.

Patent for a computing scale for weighing items and calculating their price per pound.
Date: September 26, 1911
Creator: Cameron, Clyde M.
System: The Portal to Texas History
Cotton-Scraper. (open access)

Cotton-Scraper.

Patent for an improved cotton-scraper by applying a regulator (a rod) with a series of perforations to the rear of the scraper, for the purpose of adjusting the depth, at which the cutter shall run. Illustration included.
Date: February 3, 1891
Creator: Hobbs, James Joseph
System: The Portal to Texas History
Fly-Trap. (open access)

Fly-Trap.

Patent for a trap meant to aid in catching flies before they can make it into the home. Meant to be used in conjunction with doors that have screens in them and allowing for suitable ways for eliminating the pests from the trap.
Date: August 25, 1914
Creator: Cruttenden, James A.
System: The Portal to Texas History
Fruit-Drier. (open access)

Fruit-Drier.

Patent for a fruit drier that includes "a series of hinged trays adapted to be folded into small compact form." (lines 11-13) including instructions and illustrations.
Date: March 24, 1914
Creator: Reid, William
System: The Portal to Texas History
Aeroplane-Tail. (open access)

Aeroplane-Tail.

Patent for improvements to the tail of aeroplanes. This invention is to be used to help control the flight of planes or heavy projectiles, and would not have effects on the equilibrium or be difficult to use.
Date: January 18, 1921
Creator: Joseph, M. Krowka
System: The Portal to Texas History
Combined Feeder and Hive Ventilator (open access)

Combined Feeder and Hive Ventilator

Patent for improvements in bee-hives by providing means in which the hive can be ventilated during warm weather. The invention provides means in which the ventilating means can be removed or rendered inoperative whenever desired or during cold weather.
Date: November 7, 1922
Creator: Heim, Charles; Heim, Emil R.; Heim, Clarence C. & Heim, Edwin C.
System: The Portal to Texas History
Wrench (open access)

Wrench

Patent for a wrench. Illustrations included.
Date: January 3, 1911
Creator: Humphries, Joseph T.
System: The Portal to Texas History
Well-Drilling Machine. (open access)

Well-Drilling Machine.

Patent for an oil well drilling machine, designed to be easy to use and inexpensive to construct.
Date: February 22, 1921
Creator: Bradshaw, Albert Cidney
System: The Portal to Texas History
Windmill (open access)

Windmill

Patent for an improvement of windmills.
Date: October 18, 1887
Creator: Vanmeter, James Wright
System: The Portal to Texas History
Pump. (open access)

Pump.

Patent for an improvement in pumps.
Date: September 18, 1888
Creator: Vanmeter, James Wright
System: The Portal to Texas History