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发明名称
Siège de vanne
摘要
申请公布号
BE587538(A1)
申请公布日期
1960.08.12
申请号
BE19600587538
申请日期
1960.02.12
申请人
HENRY PRATT COMPANY
发明人
DONALD G. FAWKES
分类号
F16K1/226;(IPC1-7):E02B;F06K
主分类号
F16K1/226
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代理人
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