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发明名称
LUFTFILTER.
摘要
申请公布号
DE6949411(U)
申请公布日期
1970.05.06
申请号
DE19690049411U
申请日期
1969.12.22
申请人
KNECHT FILTERWERKE GMBH
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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