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All Patents in class 91/30
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,036,206Apr. 07, 1936H. ErnstMachine Toolmilling machines
2,167,758Aug. 01, 1939W.M. Fairbairn, A.M. JohnsonMethod and machine for honing cylindrical surfaceshoning machines
2,949,893Aug. 23, 1960H.C. McCurdyTracer Mechanismmetalworking machine mechanisms
3,000,362Sep. 19, 1961R.L. McCurdy, administratix, H.C. McCurdy, deceased (estate of)Tracer Mechanismmetalworking machine mechanisms
3,016,804Jan. 16, 1962J.G. Osburn, F. ZanklProgram Control Systemmilling machines
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