Inventions & Patents
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Tonics & Hair Growth Formulas |
Hair & Scalp Cleanse Formulas |
Hair Dressing Formulas |
Tonic Articles |
US
Classifications...
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Hair Combs, Crimpers & Curlers |
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![]() Comb-Cleaner; May 19, 1891 |
![]() Improvement in Hair Crimpers; March 24, 1863 |
![]() Comb; September 20, 1892 |
![]() Improvement in Hair-Curling Apparatus; July 27, 1869 |
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1992 Patent, Hair Grower |
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"Father of the U.S. Patent Office" |
First U.S. Patent, by John Ruggles, dated July 13,
1836 |
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US Classification: 424 /74 Plant extract of undetermined constitution
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Other subclass: 70.1
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Hair coloring (nondyeing): subclass: 70.6























































































































































