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经营范围
发明名称
Pipe and tube coupling
摘要
申请公布号
US1863360(A)
申请公布日期
1932.06.14
申请号
US19300460836
申请日期
1930.06.13
申请人
WEATHERHEAD JR ALBERT J
发明人
JR. ALBERT J. WEATHERHEAD,
分类号
F16L33/18
主分类号
F16L33/18
代理机构
代理人
主权项
地址
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