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发明名称
Fremgangsmåde til fremstilling af autotypi-negativer uden rasterpunkter i højlysene.
摘要
申请公布号
DK76980(C)
申请公布日期
1954.01.11
申请号
DK19470004585
申请日期
1947.12.11
申请人
BURTT LAURENCE BERRY;LYLE PAUL YOUNGDAHL
发明人
BURTT LAURENCE BERRY;LYLE PAUL YOUNGDAHL
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