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Patents Granted on 1919-08-12
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
CA-192,138Aug. 12, 1919F.E. AurandCommutator slotting machinecommutator slotting machines
1,312,546Aug. 12, 1919S. KarasickFixture For Magnetic Chucks
1,312,643Aug. 12, 1919G.W. PoillonMicrometer Calipersmicrometers
1,312,671Aug. 12, 1919E.E. BartlettArbor-pressarbor presses
1,313,166Aug. 12, 1919J.C. Carlton, F.B. CockburnProjectile Turnerform producing lathes
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