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发明名称
Ventil
摘要
申请公布号
DE520186(C)
申请公布日期
1931.03.09
申请号
DE1929SC91556D
申请日期
1929.09.18
申请人
DR.-ING. KURT SCHOENE
发明人
分类号
F16K15/08
主分类号
F16K15/08
代理机构
代理人
主权项
地址
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