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Publication of FR851282ApublicationCriticalpatent/FR851282A/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
G01F23/14—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 by measurement of pressure
G01F23/18—Indicating, recording or alarm devices actuated electrically
G01F23/185—Indicating, recording or alarm devices actuated electrically for discrete levels
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FR851282D1938-09-121938-09-12Dispositif contrôleur de niveau pour récipients à liquides
ExpiredFR851282A
(fr)