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经营范围
发明名称
Shaft seal
摘要
申请公布号
US2395705(A)
申请公布日期
1946.02.26
申请号
US19440527389
申请日期
1944.03.21
申请人
RUBIN WOOL
发明人
WOOL RUBIN
分类号
F16J15/38
主分类号
F16J15/38
代理机构
代理人
主权项
地址
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