SCIENCES & BREVETS
Reaction product of polyoxyethylene derivative of a fatty acid partial ester of hexitol anhydride and citric acid and an antioxidant containing the same
N° brevet | US 2761784 | ||
Date publication | 04-09-1956 | ||
Date dépôt | 06-11-1952 | ||
Inventeur(s) | |||
Bureau du brevet | United States Patent and Trademark Office |
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VISIONNER LE BREVET |
⚠ Conditions d'utilisation : Google patents | EPO | USPTO | OPIC |