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Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Publication date
Application grantedgrantedCritical
Publication of CA555945ApublicationCriticalpatent/CA555945A/fr
Esters substitues a la base d'acide phenothiazine-10-carboxylique et de sels d'addition d'acide de tels esters, et procede pour la preparation de tels esters et sels