LIGHT-SENSITIVE DIAZOTYPE MATERIAL
United States Patent 3547637

Inventors:
Scheler, Siegfried
Munder, Johannes
Brauninger, Arno
Publication Date:
12/15/1970
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Assignee:
KEUFFEL & ESSER CO
Primary Class:
430/142
Other Classes:
430/186, 430/149, 430/187, 534/560, 430/157, 534/558
International Classes:
G03C5/18
Foreign References:
GB538869A
JP39010164B




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