Alexander Chung-Bong-Chan

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Mineola, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for coloring keratinaceous materials
- Patent number 4,695,285
- Issue date Sep 22, 1987
- Clairol Incorporated
- Alexander Chung-Bong-Chan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE