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发明名称
Perfectionnements apporté au système de délivrance des tickets gardeplace pour voitures de chemin de fer
摘要
申请公布号
FR922231(A)
申请公布日期
1947.06.03
申请号
FRD922231
申请日期
1945.12.26
申请人
发明人
TOUSSAINT RORERT
分类号
B42D15/00;B61D41/04
主分类号
B42D15/00
代理机构
代理人
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地址
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