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Patents Grantslast 30 patents

Information Patent Grant
Magnesium salt copolymers of unsaturated dicarboxylic acid anhydrid...
- Patent number 3,936,427
- Issue date Feb 3, 1976
- Societe Anonyme dite: L'Oreal
- Andre Viout
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE