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发明名称
Tube coupling
摘要
申请公布号
US1893441(A)
申请公布日期
1933.01.03
申请号
US19300466282
申请日期
1930.07.07
申请人
PARKER ARTHUR L
发明人
PARKER ARTHUR L.
分类号
F16L19/04;F16L19/05
主分类号
F16L19/04
代理机构
代理人
主权项
地址
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