Figure toy having fibers impregnated with indicator dye
United States Patent 3382607

Inventors:
Ryan, John W.
Jones, John F.
Marshall, Pearlman
Publication Date:
05/14/1968
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Assignee:
MATTEL INC
Primary Class:
Other Classes:
446/385, 446/394, 8/657, 8/648, 8/400, 428/913
International Classes:
A63H3/44; D06P1/00; D06P1/92; D06P5/13; A63H3/00
US Patent References:
2185467Hair dyeing composition and method
2464155Stop bath acidity indicator
2656647Doll or the like
2695259Dermatologically harmless hair dyeing creams
2953421Anthraquinone dyestuffs
2960443Temporary hair coloring composition