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All Patents in class 418/86
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  2,489,887Nov. 29, 1949C.R. HoughtonRotary pump
2,545,453Mar. 20, 1951F.P. ForssPortable rotary grinder or die filer
  5,383,771Jan. 24, 1995R.D. De Rome, T.J. Diedrich, A.P. GhodeAir Motor with Offset Front and Rear Exhausts
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