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Tongue Bar Adjusting Mechanism.
Patent for "a new and useful tongue-bar-adjusting mechanism for piano" (line 2) including instructions and illustrations.
Date:
May 15, 1900
Creator:
Moyer, Jesse Hechler
System:
The Portal to Texas History
Air-Brake Mechanism.
Patent for "a new and useful air-brake mechanisms in relation to a pressure controller and distributer designed to perform the several independent and joint functions of a triple valve, a pressure-retaining valve, and a pressure relief or reducing valve."
Date:
May 29, 1900
Creator:
Dillander, John
System:
The Portal to Texas History
Vegetable-Cutter.
Patent for a vegetable cutter that cuts cleanly, rapidly, and with force.
Date:
May 21, 1907
Creator:
Baggett, Robert A.
System:
The Portal to Texas History
Knife
Patent for a knife used for cutting grass and shrubbery. Illustrations included.
Date:
May 28, 1907
Creator:
Baggett, Robert A.
System:
The Portal to Texas History
Buckle
Patent for a buckle. Illustration included.
Date:
May 11, 1909
Creator:
Allen, Orcenith F.
System:
The Portal to Texas History