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发明名称
Pipe joint
摘要
申请公布号
US2510949(A)
申请公布日期
1950.06.13
申请号
US19450632220
申请日期
1945.12.01
申请人
BERGSTEN LAWRENCE J
发明人
BERGSTEN LAWRENCE J.
分类号
A47L7/00;A47L9/24
主分类号
A47L7/00
代理机构
代理人
主权项
地址
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