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Patent DE494446C successfully refreshed from Google Patents.
DE494446C
Expired / Lapsed
DE
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Process for the preparation of acidic wool dyes
Assignee: IG Farbenindustrie AG
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Filing: 1927-10-30
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Granted: 1930-03-24
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Expires: 1947-10-30
Abstract
No abstract record available.
Inventors
- 👤 Dr Wilhelm Eckert
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 07:26
CPC Classifications
C; C09; C09B; C09B57/00; C09B57/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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