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All Patents of Type: metering apparatus
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
6,029XJun. 11, 1830H.B. WilliamsGasometergas meters
6,415XMar. 10, 1831H. RobinsonGas metersgas meters
8,435XOct. 07, 1834J. BogardusGasometergas meters
193,087Jul. 17, 1877B. HollyMeter Valvesmetering apparatus
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