Title:
PROCESS FOR DEVELOPING DIAZOTYPE MATERIALS
United States Patent 3421895
Inventors:
Haining, Frank W.
Halperin, Bernard I.
Thompson, James O.
Publication Date:
01/14/1969
Export Citation:
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Assignee:
IBM
Primary Class:
430/181
International Classes:
G03C5/18; G03C5/18; (IPC1-7): G03C5/22
View Patent Images:
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US Patent References:
3331690Development of diazotype papers without a coupler
3203797Thermal diazotype method and developer sheet for use therein
2308058Developer for diazo prints
Foreign References:
AT165325B




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