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发明名称
Ventil
摘要
申请公布号
DE867035(C)
申请公布日期
1953.02.16
申请号
DE1950R001345
申请日期
1950.03.28
申请人
RHEINISCHES METALLWERK G.M.B.H.
发明人
KNOTT THEO
分类号
B22C9/06;F16K27/02
主分类号
B22C9/06
代理机构
代理人
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地址
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