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All Patents in class 403/377
Patents 1 - 7 of 7
First set of recordsLast set of records
62,057Feb. 12, 1867J.H. NellisAttaching bits to bracesbrace chucks
78,652Jun. 09, 1868J.W. CraigImprovement in braces for bitsbrace chucks
390,583Oct. 02, 1888F.E. FreyShaft and Pulley Couplingindustrial machine pulleys and belt drive mechanisms
2,079,692May 11, 1937F.J. LapointeBroach shank connectorbroaches
2,154,651Apr. 18, 1939O.P. Wodack, H.M. ZschauTool retainer for portable power driven toolsdrill chucks
2,368,457Jan. 30, 1945G.G. EisenbeisFlexible Shafting Assemblyflexible shafts
2,890,072Jun. 09, 1959F.A. Kaman, P.E. VegaRetainer for rotary power tools
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