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All Patents in class 92/149
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
811,520Jan. 30, 1906E. ReynoldsSteam-engine
  1,737,419Nov. 26, 1929I.A. HanssenPneumatic tool
  1,836,189Dec. 15, 1931C.D. SalisburyInternal Combustion Engine Construction
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