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All Patents in class 72/479
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
19,786Mar. 30, 1858J.L. MasonChuck for Making Sheet Metal Screwsmetal lathe chucks
136,391Mar. 04, 1873S.A. SmithImprovement in Dies for Manufacturing Augersmaking drills and augers
156,669Nov. 10, 1874C.P. HousumInstruments For Ringing Hogshog ring
179,130Jun. 27, 1876M.L. OrumImprovement in pipe-bending mandrels
189,411Apr. 10, 1877E. WrightRiveting-Hammerhammers
264,233Sep. 12, 1882G. BoleDie for Upsetting Gimlet Bit-Shanksmaking drills and augers
1,847,278Mar. 01, 1932A.L. StowellHammerhammers
2,562,412Jul. 31, 1951T.E. BrooksCylinder sleeve extracting bar
3,498,101Mar. 03, 1970J.L. DaniellCaulking Toolplumber
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