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发明名称
Multiple shaft seal
摘要
申请公布号
US2815970(A)
申请公布日期
1957.12.10
申请号
US19550485693
申请日期
1955.02.02
申请人
WAGNER ELECTRIC CORPORATION
发明人
WALLACE EUGENE E.
分类号
F04B53/16;F16J15/00
主分类号
F04B53/16
代理机构
代理人
主权项
地址
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