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发明名称
Device for operating car couplers
摘要
申请公布号
US2007756(A)
申请公布日期
1935.07.09
申请号
US19310522582
申请日期
1931.03.14
申请人
UNION METAL PRODUCTS COMPANY
发明人
GILPIN GARTH G.
分类号
B61G3/08
主分类号
B61G3/08
代理机构
代理人
主权项
地址
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