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Patents Granted on 1917-01-16
Patents 1 - 9 of 9
First set of recordsLast set of records
1,212,194Jan. 16, 1917A.F. DuguidPlumb-Bobplumb bobs
1,212,214Jan. 16, 1917J. HalterbeckAbrading-machinesanding machines
1,212,287Jan. 16, 1917W.S. UpsonCombined Nut and Pipe Wrenchpipe and nut combination wrenches
1,212,480Jan. 16, 1917C.M. Peterson, S.N. HallTwo-speed mechanism via enclosed gear train
1,212,481Jan. 16, 1917S.N. HallTwo-speed mechanism via enclosed gear train
1,212,735Jan. 16, 1917A.W. Ritter, C. BodmerSpirit-Levellevels
1,212,826Jan. 16, 1917W. SmithTrowel
1,213,020Jan. 16, 1917W.A. RoeskeLevellevel adjustments
1,213,134Jan. 16, 1917M. FellowsAdjustable Gaugespecial purpose gauges
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