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All Patents in class 172/84
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
111,404Jan. 31, 1871I.P. TiceImprovement in Digging-Machinessteam traction engines
1,655,044Jan. 03, 1928H.W. Bolens, G.T. Strite, C.J. TraversHoe arrangement
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