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All Patents in class 72/110
Patents 1 - 4 of 4
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PictureNumberDatePatenteeTitle
  455,186Jun. 30, 1891A.S. ElmoreApparatus for Loosening Tubes From Mandrels
  3,625,263Dec. 07, 1971J.F. KopczynskiRoll bending machine and method
  3,672,411Jun. 27, 1972J.F. KopczynskiStraightening machine for elongated workpieces
  3,783,910Jan. 08, 1974J.F. KopczynskiBending machine for straightening elongated workpieces
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