Resource Type
Counties
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Envelop-Seal.
Patent for an envelop seal composed of a metal piece with two arms, which are threaded through a hole in the envelop and pressed down into the sticky gum surface on the inside of the envelop flap.
Date:
March 9, 1909
Creator:
Bennick, Henry
System:
The Portal to Texas History
Cotton-Chopper.
Patent for a cotton-chopper meant to be the most simply constructed. The hoes are attached to a rotating cylinder in the center of the frame, and the hoes rotating is what chops the cotton.
Date:
March 9, 1897
Creator:
Hopkins, Benjamin F.
System:
The Portal to Texas History