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发明名称
DUNSTABSAUGEHAUBE
摘要
申请公布号
DE1679553(B2)
申请公布日期
1972.08.17
申请号
DE19671679553
申请日期
1967.10.18
申请人
发明人
分类号
F24C15/20;(IPC1-7):B08B15/00
主分类号
F24C15/20
代理机构
代理人
主权项
地址
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