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经营范围
发明名称
Zug- und Stossvorrichtung an Eisenbahnwagen fuer Personenzuege
摘要
申请公布号
DE521370(C)
申请公布日期
1931.03.20
申请号
DE1928D056499D
申请日期
1928.09.07
申请人
O. C. DURYEA CORPORATION
发明人
分类号
B61G9/12
主分类号
B61G9/12
代理机构
代理人
主权项
地址
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