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Patents for Erickson Tool Co.
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,778,647Jan. 22, 1957S.S. Benjamin, M.L. BenjaminFloating Tool Holderdrilling and boring tool holders
2,793,547May 28, 1957M.L. Benjamin, F.E. WinnenAdjustable bit boring barfacing heads
2,848,239Aug. 19, 1958S.S. Benjamin, M.L. BenjaminFloating Tool Holderdrilling and boring tool holders
2,965,380Dec. 20, 1960M.L. BenjaminFloating Tool Holderdrilling and boring tool holders
3,159,060Dec. 01, 1964W.N. MilesOffset Boring Headboring heads
3,313,187Apr. 11, 1967M.L. Benjamin, D.D. WalkerBoring bar insertboring bars
3,364,799Jan. 23, 1968W.N. Miles, D.D. Walker, M.L. BenjaminOffset Boring Headboring heads
3,941,014Mar. 02, 1976D.D. Walker, M.L. BenjaminPrecision Heavy Duty Indexerindexers and dividers
4,080,849Mar. 28, 1978W.N. Miles, D.D. Walker, M.L. BenjaminPrecision Heavy Duty Indexerindexers and dividers
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