FR1118705A
Expired / Lapsed
FR
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Azo dyes containing heavy metals and their preparation process
Assignee: Novartis AG
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Filing: 1955-02-04
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Granted: 1956-06-11
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Expires: 1975-02-04
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
2026-10-30 18:34
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/44; C09B62/503; C09B62/507; C09B62/515
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