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All Patents in class 81/400
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
22,157Nov. 30, 1858J.R. BrownPipe-Tongspipe tongs
142,143Aug. 26, 1873J.R. BrownPipe-Tongspipe tongs
168,166Sep. 28, 1875A. McDonaldImprovement in Pipe-Tongspipe tongs
2,379,107Jun. 26, 1945W. ScheckClamp Wrenchauxiliary levers on wrenches
2,518,173Aug. 08, 1950B. PepperdineAdjustable Toggle Plierspliers
2,521,276Sep. 05, 1950F.W. LampeToggle Action Self-Locking Wrench and/or Nonlocking Plierslocking pliers
2,533,817Dec. 12, 1950A.A. KoskinenToggle Actuated, Slidable Jaw Wrenchlocking pliers
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