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发明名称
Pipe packing
摘要
申请公布号
US1958011(A)
申请公布日期
1934.05.08
申请号
US19310510785
申请日期
1931.01.23
申请人
AMERICAN CAST IRON PIPE COMPANY
发明人
MOORE WILLIAM D.
分类号
F16L13/12
主分类号
F16L13/12
代理机构
代理人
主权项
地址
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