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发明名称
FILTERVORRICHTUNG, DIE AUS ZWEI HINTEREINANDERGESCHALTETEN FILTERELEMENTEN BESTEHT.
摘要
申请公布号
DE1889827(U)
申请公布日期
1964.03.26
申请号
DE196200K3274U
申请日期
1962.12.19
申请人
ALFRED KNECHT
发明人
ALFRED KNECHT
分类号
主分类号
代理机构
代理人
主权项
地址
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