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Patent DE969677C successfully refreshed from Google Patents.
DE969677C
Expired / Lapsed
DE
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Process for the preparation of an activated black and white photographic developer
Assignee: HAUFF GmbH
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Filing: 1952-04-25
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Granted: 1958-07-03
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Expires: 1972-04-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 05:13
CPC Classifications
G; G03; G03C; G03C5/00; G03C5/26; G03C5/29; G03C5/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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