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Design for a Staple.

Description: Design for a staple provided with series of barbs or spurs and intervening corrugations arranged in continuous series at the inner and outer edges of the staple.
Date: May 30, 1899
Creator: La Prelle, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rubber Compound.

Description: Patent for a new and improved rubber compound, including instructions and illustrations.
Date: May 30, 1899
Creator: Petmecky, Joseph Charles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for a windmill that qualifies as "a substantial and strong machine capable of withstanding the high winds of the Western prairies, which will be at the same time inexpensive and simple in construction, and which will automatically regulate itself in such a manner as to run with a uniform speed in all kinds of winds" (lines 16-22)
Date: August 30, 1892
Creator: Campbell, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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