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All Patents in class 72/104
Patents 1 - 10 of 10
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  44,585Oct. 04, 1864W. WeildMachine for Fluting Rollers
58,134Sep. 18, 1866T.T. ProsserImprovement in machines for making screws
97,691Dec. 07, 1869T.T. ProsserImproved machine for swaging threads on screws
  631,159Aug. 15, 1899F.G. EcholsMachine for Cold Rolling
  637,320Nov. 21, 1899C.E. BillingsMachine for Nurling Metal
716,162Dec. 16, 1902A.P. WolfeScrew-threading and beading machine
1,107,621Aug. 18, 1914A.B. LandisBolt-threading machine
  2,418,217Apr. 01, 1947J.W. BatchelderThread Rolling
  2,624,218Jan. 06, 1953J.W. Batchelder, R.E. FlandersThread Rolling Machine
  2,870,662Jan. 27, 1959J.E. PoormanCross-Slide Knurling or Like Tool
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