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发明名称
Pipe coupling
摘要
申请公布号
US2442034(A)
申请公布日期
1948.05.25
申请号
US19460652275
申请日期
1946.03.06
申请人
BUSCH FRANK B
发明人
BUSCH FRANK B.
分类号
F16L37/12
主分类号
F16L37/12
代理机构
代理人
主权项
地址
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