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发明名称
VENTIL
摘要
申请公布号
DE7133705(U)
申请公布日期
1972.04.27
申请号
DE19710033705U
申请日期
1971.08.31
申请人
ROSISTA GMBH
发明人
分类号
F16K15/00;(IPC1-7):F16K15/00
主分类号
F16K15/00
代理机构
代理人
主权项
地址
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