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All Patents of Type: gas meters
Patents 1 - 3 of 3
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NumberDatePatenteeTitleType
6,029XJun. 11, 1830H.B. WilliamsGasometergas meters
6,415XMar. 10, 1831H. RobinsonGas metersgas meters
8,435XOct. 07, 1834J. BogardusGasometergas meters
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