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发明名称
摘要
申请公布号
FR2446435(B3)
申请公布日期
1981.09.11
申请号
FR19790000427
申请日期
1979.01.09
申请人
GUILLION RAYMOND
发明人
分类号
F16K1/38;F16L47/04;(IPC1-7):F16L21/08;F16K27/00;F16L47/00
主分类号
F16K1/38
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