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Patents for Wm. C. Richardson
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
65,946Jun. 18, 1867C. RichardsonImproved Apparatus for Tempering Steel Platestool making machines
65,947Jun. 18, 1867C. RichardsonImprovement in Hand Saw Frameshacksaws
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