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Patents Granted on 1930-02-??
Patents 1 - 15 of 53
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NumberDatePatenteeTitleType
1,745,523Feb. 04, 1930R.O. BeardsleyApparatus for Testing Taper Threaded Screws
1,745,537Feb. 04, 1930J. HartnessCradle Carriage for Comparatorscomparators
1,745,558Feb. 04, 1930J.L. RubelHand planeblock planes
1,745,573Feb. 04, 1930J.J. HartenVertical Shaping Machinemetal slotting machines
1,745,630Feb. 04, 1930C.G. MahanaRailway Motor Carrailroad motor cars
1,745,638Feb. 04, 1930A. PeterFan Mountingcooling apparatus
1,745,646Feb. 04, 1930H.C. SchneiderGrinding Machinefanning mills
1,745,660Feb. 04, 1930W.J. DenningExpanding Arborreamers
1,745,701Feb. 04, 1930O.A. MillerCutter and Shaper Headcutterheads
1,745,716Feb. 04, 1930G.W. RyndersHopperconveyors and hoppers
1,745,780Feb. 04, 1930W.P. CaseyWoodworking machinehandheld routers
1,745,852Feb. 04, 1930N.W. Burbridge, E.E. HawkinsonCage Making Machine
CA-297,436Feb. 11, 1930C.S. WeyandtRectification systemrectifiers
CA-297,437Feb. 11, 1930C.S. WeyandtReciprocating motorreciprocating or vibrating electric motors
1,746,263Feb. 11, 1930D.C. KlausmeyerDirect Drive Drilldrill presses
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