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发明名称
Rotary mechanical seal
摘要
申请公布号
US2727765(A)
申请公布日期
1955.12.20
申请号
US19520264427
申请日期
1952.01.02
申请人
PHILLIPS PETROLEUM COMPANY
发明人
KILPATRICK MYRON O.
分类号
F16J15/36
主分类号
F16J15/36
代理机构
代理人
主权项
地址
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