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All Patents in class 92/78
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,544,644Jul. 07, 1925F.A. JimersonFluid-actuated rotary toolpneumatic tools
1,591,539Jul. 06, 1926A. LevedahlCrank-case venting means for pneumatic tools
1,591,540Jul. 06, 1926R.A. Norling, A. LevedahlCrank-case venting means for pneumatic tools
2,300,747Nov. 03, 1942E.C. ReadSteam engine
2,306,768Dec. 29, 1942D.D. WileControl Devicerefrigeration apparatus
2,375,718May 08, 1945T.W. Ashcroft, W.G. WinkelsCrankcase Air-Pressure Control Meansinternal combustion engines
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