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Wrench.
Patent for a new sliding jaw type wrench which enables objects to be clamped in the jaws of the wrench securely while leverage is used to rotate the head of a nut.
Date:
July 29, 1913
Creator:
McGill, Wisdom
System:
The Portal to Texas History
Surgical Appliance.
Patent for a surgical appliance, "adapted for the treatment of rectal and uterine troubles".
Date:
July 1, 1913
Creator:
Woodward, Lewis Ethridge
System:
The Portal to Texas History
Seed-Planter
Patent for improvements to seed planters including "having a revolving seed distributing drum provided with radial slots in which radially moving plungers are arranged, and so operated that at predetermined points seeds are received in the pockets and subsequently ejected therefrom" (lines 12-17) including instructions and illustrations.
Date:
July 29, 1913
Creator:
Gibson, Rupert R.
System:
The Portal to Texas History