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发明名称
Ventil
摘要
申请公布号
AT290234(B)
申请公布日期
1971.05.25
申请号
AT19680010150
申请日期
1968.10.17
申请人
R. NUSSBAUM & CO. A.G.
发明人
分类号
F16K1/02;F16K31/524;F16K31/60;(IPC1-7):F16K31/52
主分类号
F16K1/02
代理机构
代理人
主权项
地址
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