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发明名称
Einrichtung, um bei der Herstellung farbiger Photokopien die Rasterelemente von Negativ und Kopierpapier zur Deckung zu bringen.
摘要
申请公布号
CH178571(A)
申请公布日期
1935.07.31
申请号
CHD178571
申请日期
1934.11.09
申请人
WEBERLING,HEINRICH
发明人
WEBERLING,HEINRICH
分类号
G03C7/04
主分类号
G03C7/04
代理机构
代理人
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