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All Patents in class 81/28
Patents 76 - 89 of 89
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
995,808Jun. 20, 1911A.F. SchadeBit-Brace Chuckbrace chucks
1,049,649Jan. 07, 1913R.B. BenjaminImprovement in Screwdriver Handlesscrewdriver handles
1,107,938Aug. 18, 1914S.N. HallBit-brace with crank arm
1,289,558Dec. 31, 1918R.F. SedgleyWrenchsocket wrenches
1,328,428Jan. 20, 1920D.F. GrahamSocket-Wrenchsocket wrenches
1,412,284Apr. 11, 1922S.J. HellmanTool Holdertool holders
1,422,067Jul. 11, 1922W.A. AbeggSocket Wrenchsocket wrenches
1,425,270Aug. 08, 1922S.J. MorganMagazine brace
1,435,288Nov. 14, 1922W.R. Smith, W.E. GiffordSocket Ratchet Wrenchratchet wrenches
1,529,006Mar. 10, 1925C. BodmerBit-Brace Extensiondrill bit extensions
1,626,671May 03, 1927S.R. EnbergTool Handletool handles
1,642,569Sep. 13, 1927B. Reader, F.H. WinslowHand Toolscrewdriver mechanisms
1,764,690Jun. 17, 1930E.M. PfauserTool Handletool handles
2,320,119May 25, 1943J.T. BurksMechanical wrenchspiral screwdrivers
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