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发明名称
Means for sealing and rotatably mounting a rotary shaft in a liquid-filled container
摘要
申请公布号
US2971800(A)
申请公布日期
1961.02.14
申请号
US19580768750
申请日期
1958.10.21
申请人
OTHMAR RUTHNER
发明人
RUTHNER OTHMAR
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
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