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发明名称
摘要
申请公布号
FR2012384(A1)
申请公布日期
1970.03.20
申请号
FR19690022773
申请日期
1969.07.04
申请人
KELLER WILHELM KG
发明人
分类号
F16K31/524;F16K35/04;(IPC1-7):F16K11/00
主分类号
F16K31/524
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