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发明名称
Dispositif de fermeture notamment pour wagons à déchargement
摘要
申请公布号
FR690473(A)
申请公布日期
1930.09.20
申请号
FRD690473
申请日期
1930.02.22
申请人
ORENSTEIN & KOPPEL A. G.
发明人
分类号
B61D7/08;B61D7/16
主分类号
B61D7/08
代理机构
代理人
主权项
地址
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