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DE46252C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the preparation of dyes from paranitrotoluenesulfonic acid
Assignee: A. LEONHARDT & CÖ. in Mühlheim in Hessen
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Filing: 1888-01-13
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Granted: 1889-01-23
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Expires: 1908-01-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 08:26
CPC Classifications
C; C09; C09B; C09B56/00; C09B56/04
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