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发明名称
Coupling and washer assembly
摘要
申请公布号
US1894700(A)
申请公布日期
1933.01.17
申请号
US19310523374
申请日期
1931.03.17
申请人
RUE PARKER ARTHUR LA
发明人
PARKER ARTHUR LA RUE
分类号
F16L19/04
主分类号
F16L19/04
代理机构
代理人
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地址
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