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发明名称
UNIVERSAL-FARBFILTER FUER DAS DREISCHICHTENMATERIAL.
摘要
申请公布号
DE1682442(U)
申请公布日期
1954.09.02
申请号
DE195400H4472U
申请日期
1954.04.02
申请人
DR. JULIUS HALEWICZ
发明人
DR. JULIUS HALEWICZ
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主分类号
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