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All Patents in class 91/50
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
558,749Apr. 21, 1896G.L. ThomasElectrically Controlled Gas Engine or Motorgas and gasoline engines
1,510,205Sep. 30, 1924J.T. BeatyCotton tamper
2,470,415May 17, 1949E.Y. SeborgDrive mechanism
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