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发明名称
Verfahren, eine lichtdurchlässige Folie für ultraviolette Strahlen undurchlässig zu machen.
摘要
申请公布号
CH191251(A)
申请公布日期
1937.06.15
申请号
CHD191251
申请日期
1936.01.30
申请人
GERNGROSS,OTTO,PROFESSOR DR.;CALLO,ALEXANDER
发明人
DR. GERNGROSS,OTTO,PROFESSOR;CALLO,ALEXANDER
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主分类号
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