FR796789A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for preparing heptacarbocyanines and their application as photographic sensitizers
Assignee: Gevaert Photo Producten NV
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Filing: 1935-10-26
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Granted: 1936-04-15
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Expires: 1955-10-26
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 18:03
CPC Classifications
C; C09; C09B; C09B23/00; C09B23/02; C09B23/08; C09B23/086
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