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All Patents in class 417/364
Patents 1 - 5 of 5
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  345,998Jul. 20, 1886R.F. SmithGas Engine
  925,147Jun. 15, 1909F.D. WinkleyPump
  1,136,488Apr. 20, 1915C.E. SargentGas Driven Air Compressor
  1,242,231Oct. 09, 1917A. NydeggerBilge-pump
1,970,371Aug. 14, 1934J.R. FrantzAir Compressor Engine
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