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All Patents in class 182/181.1
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
92,501Jul. 13, 1869J. WitmerImproved Trestleworkbenches
226,431Apr. 13, 1880J.F. WarnerMechanic's Horseworkbenches
394,026Dec. 04, 1888H.C. SmithCarpenter's Trestleworkbenches
791,218May 30, 1905W.S. SchuylerSawhorseworkbenches
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