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All Patents in class 73/113.01
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  539,244May 14, 1895E.L. AbbottPower Meter
  575,202Jan. 12, 1897C.H. BedellSteam Engine Indicator
  912,680Feb. 16, 1909B. HopkinsonSteam Engine and Like Indicator
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