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2206190
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Information
Patent Grant
2206190
References
Source
Patent Number
2,206,190
Date Filed
Not available
Date Issued
Tuesday, July 2, 1940
84 years ago
CPC
G03C5/26 - Processes using silver-salt-containing photosensitive materials or agents therefor
G03C5/40 - Chemically transforming developed images
G03C11/04 - Retouching
Y10S430/162 - Protective or antiabrasion layer
US Classifications
430 - Radiation imagery chemistry: process, composition, or product thereof
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