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发明名称
Sealing ring
摘要
申请公布号
US2204507(A)
申请公布日期
1940.06.11
申请号
US19400333435
申请日期
1940.05.04
申请人
VICKERS INCORPORATED
发明人
MARTIN JOSEPH A.
分类号
F16J15/02;F16L17/073
主分类号
F16J15/02
代理机构
代理人
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地址
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