DE743848C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the preparation of salts of water-insoluble azo dyes containing metal in complex bonds
Assignee: IG Farbenindustrie AG
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Filing: 1939-08-31
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Granted: 1944-01-04
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Expires: 1959-08-31
Abstract
No abstract record available.
Inventors
- 👤 Dr Bernd Eistert
- 👤 Dr Helmut Pfitzner
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 07:38
CPC Classifications
C; C09; C09B; C09B45/00; C09B45/48
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