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发明名称
Rueckschlagventil
摘要
申请公布号
DE1804109(A1)
申请公布日期
1970.04.30
申请号
DE19681804109
申请日期
1968.10.19
申请人
GUSTAV F.GERDTS KG
发明人
SCHOLZ,HEINZ
分类号
F16K15/02
主分类号
F16K15/02
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代理人
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