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Patents Granted on 1931-05-05
Patents 1 - 15 of 16
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NumberDatePatenteeTitleType
1,803,345May 05, 1931J. OsterHand clipperhair clippers
1,803,463May 05, 1931Saw
1,803,543May 05, 1931P. BrownMagnetoignition systems
1,803,740May 05, 1931G. VanderbeekBoring machinewood drilling and boring
1,803,741May 05, 1931V.E. Martin, H.S. WalthersCutter headcutterheads
1,803,842May 05, 1931K.S. DavidsonGauge Glass Mountinggauges
1,803,934May 05, 1931C.V. EastSaw Sharpenersaw sharpening machines
1,803,973May 05, 1931L.T. MedholdtFeed mechanismwoodworking machine stockfeeding mechanisms
1,804,061May 05, 1931C.H. RothCameracameras
1,804,133May 05, 1931W. TownsendUnloading valvepressure regulators
1,804,142May 05, 1931S. BillingtonTry and Miter Squaremiter squares
1,804,149May 05, 1931F.J. ClemensBelt Plierpliers
1,804,197May 05, 1931L.F. Nenninger, W.D. Archea, G.W. BinnsCenterless Grindinggrinding machines
1,804,234May 05, 1931J.C. SharpWood Oil Feeded and Method of Producing the Sameindustrial machine bearings
1,804,365May 05, 1931C.S. PriceGluing machinegluing machines
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