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Publication of FR591900ApublicationCriticalpatent/FR591900A/fr
B66B17/14—Applications of loading and unloading equipment
B66B17/16—Applications of loading and unloading equipment for loading and unloading mining-hoist cars or cages
B66B17/20—Applications of loading and unloading equipment for loading and unloading mining-hoist cars or cages by moving vehicles into, or out of, the cars or cages
FR591900D1924-12-261924-12-26Perfectionnements aux appareils pour pousser les bennes de charbonnages
ExpiredFR591900A
(fr)