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发明名称
Perfectionnements aux réseaux et aux véhicules pour les transports de marchandises, de voyageurs et pour les transports postaux
摘要
申请公布号
FR673862(A)
申请公布日期
1930.01.21
申请号
FRD673862
申请日期
1929.04.22
申请人
SOCIETE DES TELEPHONES POSTAUX
发明人
分类号
B61F9/00
主分类号
B61F9/00
代理机构
代理人
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