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Patents for Hampton W. Evans
Patents 1 - 4 of 4
First set of recordsLast set of records
12,384Feb. 13, 1855H.W. EvansSpirit Levelinclinometers
179,546Jul. 04, 1876H.W. EvansImprovements in Pipe Cutters and Wrencheswrench combination tools
389,370Sep. 11, 1888H.W. EvansBevel and Squarebevel squares
426,001Apr. 22, 1890H.W. EvansCombined Square, Level & Surface Gagesquares
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