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All Patents in class 279/53
Patents 1 - 15 of 16
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
1,443Dec. 27, 1839H. AikenTool Handletool holders
5,609May 30, 1848D.H. ChamberlainHandles for Awls and Other Similar Toolstool holders
62,938Mar. 19, 1867N.S. ClementImprovement in Awl Handlestool holders
150,046Apr. 21, 1874G.W. HutchinsImprovement in Shoemakers' Awl-Haftscobbler
184,210Nov. 07, 1876W.S. HowImprovement in Tool-Holderstool holders
207,620Sep. 03, 1878J. ParmeleeImprovement in Hollow-Screw Pin-Viseshand vises
208,256Sep. 24, 1878W. MillspaughImprovement in Tool Handles (file type)
337,244Mar. 02, 1886J. ChantrellFile Handletool handles
337,245Mar. 02, 1886J. ChantrellFile Handletool handles
343,225Jun. 08, 1886J. ChantrellTool-tang
1,370,598Mar. 08, 1921D.H. LapointeChuckdrill press chucks
1,535,048Apr. 21, 1925W.F. SchumerChucking Mechanism
1,638,175Aug. 09, 1927G.A. TerryDental Handpiece
1,917,752Jul. 11, 1933E.L. ConnellCollet
2,147,227Feb. 14, 1939G.B. AmblerDrill sharpening machinedrill sharpening machines
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