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经营范围
发明名称
Improvements in automatic couplings for railway and the like vehicles
摘要
申请公布号
GB336154(A)
申请公布日期
1930.10.09
申请号
GB19290037055
申请日期
1929.12.03
申请人
VLADIMIR NIKOLAJEVITSCH BOGDANOV
发明人
分类号
B61G3/04
主分类号
B61G3/04
代理机构
代理人
主权项
地址
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