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Patents Granted on 1938-04-05
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,112,840Apr. 05, 1938F.A. HaistMethod of Making Wrenchesscrew adjust wrenches
2,112,850Apr. 05, 1938P.C. Klingler, G.B. ScheffeyPunching machine and the likepunch presses
2,112,896Apr. 05, 1938R.M. HusbandApparatus for Cleaning Heat Exchangers and the Likeboiler repair tools
2,113,087Apr. 05, 1938J. JensenManually Operated Pressure Toolmetal punches
2,113,124Apr. 05, 1938W.F. ZimmermannDeflection Compensator
2,113,178Apr. 05, 1938C.G. GaseAngle cuttermilling machine cutters
2,113,287Apr. 05, 1938W.G. BaldenhoferMachine for Grinding and Sharpening Broachesbroach sharpening machines
2,113,362Apr. 05, 1938C.H. AmidonGrinding Machine Headstockcylindrical grinders
2,113,414Apr. 05, 1938B.F. StowellGauge Mechanismgrinding attachments
2,113,447Apr. 05, 1938F. HardingeWater separator for fluid linesseparators
2,113,509Apr. 05, 1938H.J. Siekmann, W.F. GroeneCrankshaft Chuckmetal lathe chucks
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