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Apparatus for Molding Hollow Concrete Walls
Patent for an apparatus that is a mold for crafting hollow concrete walls. Illustration included.
Date:
December 21, 1909
Creator:
Nelson, William E.
System:
The Portal to Texas History
Powder-Ejector
Patent for a vaginal powder ejector. Illustrations included.
Date:
September 28, 1909
Creator:
Sands, William Walter
System:
The Portal to Texas History
Spring-Motor
Patent for a motor used to operate light machinery such as sewing machines using spring power. Illustrations included.
Date:
September 28, 1909
Creator:
O'Bannon, William H. & Field, James M.
System:
The Portal to Texas History
Railroad Joint
Patent for a railroad joint. Illustration included.
Date:
August 17, 1909
Creator:
Coupland, David B.
System:
The Portal to Texas History
Ice-Cream Freezer
Patent for an ice cream freezer that may also be used as an egg beater or a churn. Illustrations included.
Date:
June 15, 1909
Creator:
Moon, Richard Davis
System:
The Portal to Texas History
Counterbalancing Device for Pumps.
Patent for a counterbalancing device for windmill pumps, which reduces friction and lateral pull on the pump.
Date:
March 9, 1909
Creator:
Cotten, Charles Kavendor
System:
The Portal to Texas History
Road Grader and Scraper.
Patent for a road grader and scraper, which is drawn by a traction engine.
Date:
December 8, 1908
Creator:
Moon, Richard D. & Chamberlain, George N.
System:
The Portal to Texas History
Well-Drilling Apparatus.
Patent for a well drilling apparatus, which is light and strong and easily transported.
Date:
October 13, 1908
Creator:
Moon, Richard Davis
System:
The Portal to Texas History
Trap-Gun.
Patent for a trap gun, which is placed in a trap and fires when bait is disturbed which will only go off when the bait is tampered with and can turn to follow an animals movements in the trap.
Date:
March 24, 1908
Creator:
Lovelace, Charles D.
System:
The Portal to Texas History
Jack.
Patent for a jack for lifting heavy loads on railroads, which has an automatic steady movement of the load up and down without adjusting the jack settings.
Date:
August 6, 1907
Creator:
Blake, David Alexander & Blake, Charles William
System:
The Portal to Texas History
Axle-Setting Machine
Patent for a axle setting machine that can be used on any type of axle, has its own lever, and doesn't touch the inside of the axle collar.
Date:
May 7, 1907
Creator:
Roberts, John William
System:
The Portal to Texas History
Equalizing Device for Pump-Rods.
Patent for an improved equalizing device for pump-rods used in hand or windmill pumps that increases the operating efficiency and decreases the manufacture cost of the device.
Date:
April 10, 1906
Creator:
Shipman, John Davis
System:
The Portal to Texas History
Pump-Jack.
Patent for an improved version of "operating pumps and similar apparatus" (lines 8-9).
Date:
January 30, 1906
Creator:
York, Francis M.
System:
The Portal to Texas History
Windmill
Patent for a windmill. It turns creating rotary motion, caused by the wind, which is used as a pumping power source.
Date:
November 2, 1905
Creator:
Doty, David
System:
The Portal to Texas History
Tank-Valve.
Patent for tank-valves in which “a valve may be readily detached for renewal or repairs and adaptable without material change of structure to any of the various forms and structures of tanks manufactured.” (Lines 18-22.) Illustration is included.
Date:
January 3, 1905
Creator:
Burchett, Edward Lee
System:
The Portal to Texas History
Family Record Keeper
Patent for a family record keeper that could preserve certificates of birth, marriage, and death, in a manner that would protect them from the elements.
Date:
November 3, 1903
Creator:
Flanagan, Roland A.
System:
The Portal to Texas History
Wheel
Patent for a vehicle wheel with a rigid frame and a hub that has radical range of motion.
Date:
April 7, 1903
Creator:
Lasswell, William H.
System:
The Portal to Texas History
Ice-Tray
Patent describing a "combined water-cooler and ice tray [...for] the cooling of water by ice without the ice coming in contact with the water" (lines 9-12).
Date:
May 6, 1902
Creator:
Henning, Thomas W.
System:
The Portal to Texas History
Ventilating Apparatus.
Patent for a ventilating apparatus "adapted for use in connection with buildings, storehouses, and school and other buildings, both public and private" (lines 9-12).
Date:
March 26, 1901
Creator:
Vernon, William E.
System:
The Portal to Texas History
Bed-Robe For Invalids.
Patent for certain new and useful improvements in bed robes for invalids, including instructions and illustrations.
Date:
March 27, 1900
Creator:
Sims, Mary E.
System:
The Portal to Texas History