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JAPY FRERES ET CIE SOC
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JAPY FRERES ET CIE SOC
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Publication of FR414747ApublicationCriticalpatent/FR414747A/en
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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FR414747D1910-04-121910-04-12
Car odometer applying to the hub
ExpiredFR414747A
(en)
Improvements in sandbox devices and application of the latter to the cleaning of the lanes, even during the running of trains or other vehicles, by the same vehicles.