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发明名称
Shaft seal
摘要
申请公布号
US2745687(A)
申请公布日期
1956.05.15
申请号
US19530377298
申请日期
1953.08.31
申请人
CRANE PACKING COMPANY
发明人
STACK THEODORE T.
分类号
F16J15/18
主分类号
F16J15/18
代理机构
代理人
主权项
地址
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