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发明名称
Pipe joint
摘要
申请公布号
US1987372(A)
申请公布日期
1935.01.08
申请号
US19310572843
申请日期
1931.11.03
申请人
SCHELLHAMMER ALFRED L
发明人
SCHELLHAMMER ALFRED L.
分类号
F16L27/12
主分类号
F16L27/12
代理机构
代理人
主权项
地址
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