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All Patents in class 74/131
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,688XJul. 27, 1833E. BatesSteam power
264,191Sep. 12, 1882J.E. MustardTraction Enginesteam traction engines
1,938,785Dec. 12, 1933B. SassenTransmission Mechanismmetalworking power transmission
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