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All Patents of Type: hardware
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
986,255Mar. 07, 1911W.A. WhitneyNut Locknut locks
1,111,391Sep. 22, 1914S.L. KneassValvevalves
1,347,722Jul. 27, 1920E.E. ThomasNut-locknut locks
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