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Publication of FR557306ApublicationCriticalpatent/FR557306A/fr
G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
G01F23/0038—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm using buoyant probes
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FR557306D1922-10-061922-10-06Indicateur de niveau à distance spécialement pour réservoirs d'essence d'automobiles et avions
ExpiredFR557306A
(fr)