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Air-Gun
Patent for an air gun. Illustrations included.
Date:
June 21, 1910
Creator:
Heckman, George E.
System:
The Portal to Texas History
Cultivator Foot.
Patent for a cultivator foot that allows shovels or sweep blades to be quickly attached to it or detached from it.
Date:
June 1, 1915
Creator:
Vance, Caughey C.
System:
The Portal to Texas History