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Patents for William W. Grier
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
47,812May 23, 1865W.W. Grier, R.H. BoydImproved drill-bitdrill bits
RE2,712Aug. 06, 1867R.H. Boyd, W.W. GrierImproved Machine for Making Augersmaking drills and augers
580,273Apr. 06, 1897W.W. GrierBoring and doweling machinedrilling and boring
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