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Patents Granted on 1931-09-15
Patents 1 - 6 of 6
First set of recordsLast set of records
1,823,241Sep. 15, 1931F. Weindel, Jr.Card novelty
1,823,383Sep. 15, 1931R.S. Newton, J.H. WellerPlanebench planes
1,823,494Sep. 15, 1931H.C. JacobsCombined Plier and Wrenchpliers
1,823,530Sep. 15, 1931D.H. ChasonElectric phonograph stop
1,823,533Sep. 15, 1931F. DiehlPhonograph turntable
1,823,555Sep. 15, 1931J.M. NaulElectric phonograph motor
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