UNT Libraries Government Documents Department - 2 Matching Results

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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

Rubber Compound.

Description: Patent for a new and improved rubber compound, including instructions and illustrations.
Date: May 30, 1899
Creator: Petmecky, Joseph Charles
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