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Publication of FR488932ApublicationCriticalpatent/FR488932A/fr
G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
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FR488932D1917-02-281918-02-16Dispositif indicateur de vitesse, pour véhicule
ExpiredFR488932A
(fr)