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G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
G01D9/00—Recording measured values
G01D9/02—Producing one or more recordings of the values of a single variable
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FR538168D1920-07-141921-07-12Perfectionnements apportés aux appareils enregistreurs à cylindre d'enregistrement inclinable à volonté
ExpiredFR538168A
(fr)