UNT Libraries Government Documents Department - 3 Matching Results

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Rotary Pump.

Description: Patent for a "submerged pump of very simple construction... one which will be efficient in its operation and not liable to get out of repair" (lines 16-20), illustration included.
Date: March 8, 1859
Creator: Fagan, James L.
Item Type: Refine your search to only Patent

Combination-Saw.

Description: Patent for improvement in combination-saws is to provide a machine in which a planer, a shaper or molder, a rip saw and a cut-off saw are operated by a single motor or engine (lines 12-14). Illustration is included.
Date: July 8, 1913
Creator: Hughes, William J.
Item Type: Refine your search to only Patent
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