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发明名称
BACKOFEN
摘要
申请公布号
DE2422186(B2)
申请公布日期
1977.06.08
申请号
DE19742422186
申请日期
1974.05.08
申请人
发明人
分类号
A21B1/24;A21B1/50;(IPC1-7):A21B3/04
主分类号
A21B1/24
代理机构
代理人
主权项
地址
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