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Patents for E. A. Phelps
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
271,329Jan. 30, 1883H. Hobbs, E.F. GordonSteam generatorsteam generators
345,822Jul. 20, 1886W.L. AmesCork Extractorpocket and protected cork extractors
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