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All Patents in class 403/342
Patents 1 - 6 of 6
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
143,473Oct. 07, 1873M. StephensImprovement in machines for punching sheet metal
287,809Nov. 06, 1883W. DevereuxScrew-Driver
717,199Dec. 30, 1902G.H. HollmTapping Fixture
  1,126,176Jan. 26, 1915E.M. De Long, C.E. BakerTake-Up for Flexible Connections
2,449,284Sep. 14, 1948E.A. DormanMachine tool adapter
2,689,131Sep. 14, 1954D.E. PriestScrewdriver with removable blade
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