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All Patents in class 279/52
Patents 1 - 15 of 17
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
50,214Oct. 03, 1865C.H. AmidonBit stockbrace chucks
212,110Feb. 11, 1879D. Powers, O. PeckImprovement in bit-stocksbrace chucks
890,894Jun. 16, 1908G.W. Leonard, W.H. EhrhartBit-Extenderdrill bit extensions
904,501Nov. 24, 1908J.P. BartholomewBit-Bracebrace chucks
1,784,380Dec. 09, 1930W.B. MurdochBit or Drill Holderbrace chucks
1,850,297Mar. 22, 1932F.A. VolzBit or Drill Holderbrace chucks
1,886,224Nov. 01, 1932J.M. RedingerCone Chuck metalworking machine tool holders
2,071,954Feb. 23, 1937L. ScruggsChuck or Tool Holderchucks
2,153,847Apr. 11, 1939L. ScruggsChuck or Tool Holdermetalworking machine tool holders
2,193,917Mar. 19, 1940A.P. Albrecht, A.R. BoneBit Extensiondrill bit extensions
2,211,216Aug. 13, 1940J. OsterSmall power driven toolhandheld power tools
2,286,292Jun. 16, 1942A.W. MallSpindle assembly
2,345,069Mar. 28, 1944E.B. PhillipsCollet chuckmetal lathe chucks
2,396,760Mar. 19, 1946J.C. Thomas, IIICollet Closermetal lathe accessories and attachments
2,508,731May 23, 1950A.M. StonerLathe chuckmetal lathe chucks
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