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Patents for Frank E. Hathaway
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
1,260,701Mar. 26, 1918C.J. OlsonPneumatically Operated Chain Sawhandheld chainsaws
1,260,702Mar. 26, 1918C.J. OlsonPneumatically Operated Chain Sawhandheld chainsaws
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