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经营范围
发明名称
Coupling
摘要
申请公布号
US1863870(A)
申请公布日期
1932.06.21
申请号
US19290372147
申请日期
1929.06.19
申请人
MOORE BRUCE A
发明人
MOORE BRUCE A.
分类号
F16L33/22
主分类号
F16L33/22
代理机构
代理人
主权项
地址
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