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Patents for Grinding & Polishing Machinery Co.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,637,147May 05, 1953J.N. ClyneBuffing machinepolishing machines
4,369,606Jan. 25, 1983R.E. ReimanAbrasive head
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