Title:
2, 6-dioxypyridine and acid addition salts thereof for dyeing human hair
United States Patent 3231471
US Patent References:
Hair dye
- - 2162458


Inventors:
Fritz-walter, Lange
Publication Date:
01/25/1966
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Assignee:
Hans, Schwarzkopf
Primary Class:
8/423
Other Classes:
8/409