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Patents Granted on 1938-03-15
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,110,873Mar. 15, 1938P.M. Henkes, G. GortonEngraving Machinemetal engraving machines
2,111,045Mar. 15, 1938R.S. DrummondLapping machinegear making machines
2,111,067Mar. 15, 1938T.L. HedgpethChuck for Woodworking Toolswood shapers
2,111,271Mar. 15, 1938L.F. NenningerApparatus for Lappinglapping machines
2,111,288Mar. 15, 1938H. HorlacherMilling Machinemilling machines
2,111,299Mar. 15, 1938O.E. RobbinsMagnetic Sine Table angle bars and angle plates
2,111,332Mar. 15, 1938E.G. RoehmMultiple Automatic Pattern Controlled Milling Machinemilling machines
2,111,355Mar. 15, 1938E.C. BullardMachine Tool Speed Change Mechanism
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