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发明名称
GROOVED VALVE DISC
摘要
申请公布号
US3450385(A)
申请公布日期
1969.06.17
申请号
USD3450385
申请日期
1966.12.12
申请人
ROCKWELL MFG. CO.
发明人
GEORGE J. PAPTZUN
分类号
F16K1/36;F16K1/38;(IPC1-7):F16K1/00;F16K5/00
主分类号
F16K1/36
代理机构
代理人
主权项
地址
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