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Patents for Phinehas Ball
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
109,372Nov. 22, 1870P. Ball, B. FittsImprovement in liquid-meters
182,177Sep. 12, 1876E. Wright, D. Davis, Jr.Rotary Measurerpm speed gauges and tachometers
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