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发明名称
Verfahren zur photomechanischen Herstellung von Druckformen für Rakeltiefdruck.
摘要
申请公布号
AT157819(B)
申请公布日期
1940.01.25
申请号
ATD157819
申请日期
1936.03.23
申请人
DR. BEKK & KAULEN CHEMISCHE FABRIK G. M. B. H.;JOSEF GOERIG
发明人
分类号
主分类号
代理机构
代理人
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