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All Patents in class 407/30
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
5,894XMar. 30, 1830W.W. SouthworthCutting screws and gimletstool maker
5,894Oct. 31, 1848J. JohnsonHand-drillhand drills
43,673Aug. 02, 1864R. DudgeonDrilldrill bits
336,762Feb. 23, 1886O. SmithTool for drill pressescountersinks
1,662,638Mar. 13, 1928G.L. CurleSlug Sawing Device
3,699,843Oct. 24, 1972A.N. SweenyTool having resilient bumpermetalworking machine tool holders
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