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发明名称
Verfahren zur Herstellung von tonwertrichtigen Negativen oder Diapositiven
摘要
申请公布号
DE744953(C)
申请公布日期
1944.02.22
申请号
DE1938B181518D
申请日期
1938.01.20
申请人
AUGUST BOETTGER;MICHAEL KRONSCHNABL
发明人
KRONSCHNABL MICHAEL;KRONSCHNABL JOHANN
分类号
G03F1/54
主分类号
G03F1/54
代理机构
代理人
主权项
地址
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