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B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B17/00—Wheels characterised by rail-engaging elements
B60B17/02—Wheels characterised by rail-engaging elements with elastic tyres
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FR753321D1933-03-291933-03-29Perfectionnements aux bandages pour véhicules et plus particulièrement à ceux desvéhicules sur rails
ExpiredFR753321A
(fr)