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Patents for Christopher Richardson
Patents 1 - 14 of 14
First set of recordsLast set of records
65,946Jun. 18, 1867C. RichardsonImproved Apparatus for Tempering Steel Platestool making machines
65,947Jun. 18, 1867C. RichardsonImprovement in Hand Saw Frameshacksaws
157,296Dec. 01, 1874C. RichardsonImprovement in Flattening and Tempering Sawshandsaws
292,951Feb. 05, 1884C. RichardsonSaw-handlecrosscut saw handles
308,703Dec. 02, 1884C. RichardsonFret Saw Handlesaw handles
314,479Mar. 24, 1885C. RichardsonTrowel Handle
315,663Apr. 14, 1885C. RichardsonSawhandsaws
320,169Jun. 16, 1885C. RichardsonSaw-handlesaw handles
330,680Nov. 17, 1885J.A. DeanSaw-toothinsertible saw teeth
343,254Jun. 08, 1886C. RichardsonHandsawhacksaws
364,672Jun. 14, 1887C. RichardsonCrosscut-saw handlecrosscut saw handles
D28,444Apr. 05, 1898C. RichardsonDesign for a carving fork
D28,445Apr. 05, 1898C. RichardsonDesign for a carving fork
D28,446Apr. 05, 1898C. RichardsonDesign for a carving fork
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