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发明名称
RUECKSCHLAGKLAPPE
摘要
申请公布号
DD236574(C2)
申请公布日期
1987.10.21
申请号
DD19850276206
申请日期
1985.05.10
申请人
GESTRA AG,DE
发明人
TETZNER,JOHANNES,DE;WESSELS,LUER,DE
分类号
F16K15/03;(IPC1-7):F16K15/03
主分类号
F16K15/03
代理机构
代理人
主权项
地址
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