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发明名称
Gasket centering means
摘要
申请公布号
US2474790(A)
申请公布日期
1949.06.28
申请号
US19460657683
申请日期
1946.03.28
申请人
UNITED STATES GASKET COMPANY
发明人
ROSSMAN JOSEPH
分类号
F16L23/22
主分类号
F16L23/22
代理机构
代理人
主权项
地址
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