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发明名称
Railway journal box
摘要
申请公布号
US1930658(A)
申请公布日期
1933.10.17
申请号
US19310508606
申请日期
1931.01.14
申请人
WESTERN RAILWAY EQUIPMENT COMPANY
发明人
PILCHER JOHN A.
分类号
B61F15/06
主分类号
B61F15/06
代理机构
代理人
主权项
地址
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