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Riveting-Machine.

Description: Patent for improvements on a riveting machine that includes a moveable anvil and a clenching hammer and also increases strength, durability, and efficiency of the machine.
Date: May 15, 1917
Creator: Norris, Henry O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Belt-Stretcher

Description: Patent for an improvement in belt stretchers that are cheaper to make and easier to operate.
Date: May 22, 1920
Creator: Cherry, Warren L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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