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发明名称
Ring seal corotative with a shaft
摘要
申请公布号
US3401947(A)
申请公布日期
1968.09.17
申请号
US19650489325
申请日期
1965.09.22
申请人
HOUDAILLE INDUSTRIES, INC.
发明人
RUMSEY ROLLIN DOUGLAS
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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