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18,490 Matching Results
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18,481 - 18,490 of
18,490
Boll Weevil Destroyer
Patent for Boll Weevil Destroyer. The invention "helps to dislodge the weevil and other noxious and destructive insects from the plants and to kill them". 3 pages of illustrations; 3 pages of description
Date:
June 28, 1913
Creator:
{Chandler Columbus P.}
System:
The Portal to Texas History
Recovery of sulfur from its ores
Patent for Recovery of Sulfur from its Ores which is used to be a full, clear, and exact description of the invention such as will enable other skilled art to which it appertains to make and use the same
Date:
April. 12, 1921
Creator:
{Gilbert A. Bragg}
System:
The Portal to Texas History
Attachment for Gun-Slings
Patent for an attachment for gun slings that can be used on army rifles or other guns and provides the means for the sling to be held tight against the arm for steady aim.
Date:
November 8, 1921
Creator:
{Grierson, Benjamin Henry}
System:
The Portal to Texas History
Headlight
Patent for a headlight used with automobiles. Illustration included.
Date:
November 22, 1910
Creator:
{Kohout, Frederick & Langley, Robert C.
System:
The Portal to Texas History
Capping Device
Patent for a capping device for oil wells.
Date:
August 14, 1917
Creator:
{Laurie, Frank C.}
System:
The Portal to Texas History
Aeroplane
Patent for an aeroplane that is inexpensive and easily built, while preventing the aeroplane from going into a tailspin.
Date:
December 13, 1921
Creator:
{McGee, Dan}
System:
The Portal to Texas History
Ice-Cream Freezer
Patent for an ice cream freezer that has an attachment at the top which can be grasped by hand to keep the ice cream freezer rigid while operating.
Date:
August 16, 1921
Creator:
{Neyland, William M.}
System:
The Portal to Texas History
Cycle-Car
Patent for a cycle car that can be steered and propelled by hands only and can be used with ordinary bicycles.
Date:
November 29, 1921
Creator:
{Payne, Luther M.}; {Miller, Lee A.} & {Douglas, John J.}
System:
The Portal to Texas History
Well-Casing Extractor
Patent for a well-casing extractor that provides gripping rollers for engaging the casing, provides a supporting frame for the movable parts of the apparatus, and provides the means to drive the rollers by power or hand.
Date:
August 16, 1921
Creator:
{Price, Filmore M.}
System:
The Portal to Texas History
Hand Cotton-Picking Apparatus
Patent for a hand cotton picking apparatus that can be conveniently carried by a farm hand for more efficiency.
Date:
January 3, 1922
Creator:
{Shipman, Abraham T.}
System:
The Portal to Texas History