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Patents Granted on 1921-03-15
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
D57,323Mar. 15, 1921C.C. EvansWrenchautomotive specialty wrenches
D57,334Mar. 15, 1921H. HanfordDesign for a Meat Pounder and Bone Cutterhammers
D57,394Mar. 15, 1921C.E. SwihartCombination Toolpliers
1,371,350Mar. 15, 1921S.A. CampbellWrenchsocket wrenches
1,371,491Mar. 15, 1921D.C. KerrWrenchwrench jaw components
1,371,679Mar. 15, 1921J.L. HappySpeed Wrenchself-adjust wrenches
1,371,750Mar. 15, 1921W.R. FoxFlexible shaft-coupling
1,371,952Mar. 15, 1921P.J. TumullaWrenchpipe and nut combination wrenches
1,371,965Mar. 15, 1921P. YorkPort Plug Wrenchautomotive specialty wrenches
1,371,968Mar. 15, 1921F.H. ClementFeeding chainwoodworking machine stockfeeding mechanisms
1,371,972Mar. 15, 1921E.B. JacobsonIgnition Timerignition systems
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