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G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
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FR763603D1932-11-111933-11-08
Improvements to devices calculating and indicating the price, intended for liquid dispensing devices
ExpiredFR763603A
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