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发明名称
RUECKSCHLAGVENTIL MIT BIEGSAMEN DICHTELEMENT
摘要
申请公布号
DD271155(A1)
申请公布日期
1989.08.23
申请号
DD19880313336
申请日期
1988.03.03
申请人
AKADEMIE DER WISSENSCHAFTEN DER DDR,DD
发明人
BREHMER,WOLFGANG,DD;NEUMANN,WOLFGANG,DD
分类号
F16K15/00;(IPC1-7):F16K15/00
主分类号
F16K15/00
代理机构
代理人
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地址
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