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Charles Claude Carpenter
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22,511. Carpenter, C. C. Oct. 11. Pressure -regulating valves.-In a diaphragmactuated valve used to regulate the pressure of a gas supply to street lamps, a valve e is flexibly attached to a diaphragm g by being passed through a hole in a metal dish h and screwed into an hemispherical nut i.
GB190622511D1906-10-111906-10-11Improvements in Gas Governors.
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