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经营范围
发明名称
Hinged door for railway cars
摘要
申请公布号
US1907061(A)
申请公布日期
1933.05.02
申请号
US19310550935
申请日期
1931.07.15
申请人
UNION METAL PRODUCTS COMPANY
发明人
GILPIN GARTH G.
分类号
B61D7/18
主分类号
B61D7/18
代理机构
代理人
主权项
地址
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