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Patents Granted on 1930-08-12
Patents 1 - 5 of 5
First set of recordsLast set of records
1,772,514Aug. 12, 1930J. HoogerhydeFour-way blocking clampclamps
1,772,524Aug. 12, 1930W.A. SeidemannRatchet Wrenchratchet wrenches
1,772,655Aug. 12, 1930J.H. YeagerDynamo-electric machineelectric motors
1,772,723Aug. 12, 1930W.F. KleinMethod Of Making Socket Wrencheswrench sockets
1,772,964Aug. 12, 1930R.F. ShunkHandle switch construction
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