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发明名称
Rueckschlagventil
摘要
申请公布号
DE1600844(A1)
申请公布日期
1970.03.19
申请号
DE19671600844
申请日期
1967.02.23
申请人
LOHOFF GEB. KRAKE,ELISABETH
发明人
KRAKE,ELISABETH LOHOFF GEB.
分类号
F16K15/18
主分类号
F16K15/18
代理机构
代理人
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