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Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
Publication date
Application grantedgrantedCritical
Publication of CA489024ApublicationCriticalpatent/CA489024A/fr
Procede pour la fabrication de sels solubles dans l'eau d'esters d'acide sulfurique de matieres colorantes leuco de cuve de la serie d'anthraquinone qui sont difficiles a esterifier