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B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B39/00—Increasing wheel adhesion
B60B39/02—Vehicle fittings for scattering or dispensing material in front of its wheels
B60B39/04—Vehicle fittings for scattering or dispensing material in front of its wheels the material being granular, e.g. sand
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FR728401D1930-12-201931-12-17Perfectionnements apportés aux moyens utilisés pour contrevenir au dérapage ou au glissement des véhicules
ExpiredFR728401A
(fr)