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Application filed by Albert Copin, Victor Sandoz, Suzanne Weicker, Louis DalozefiledCriticalAlbert Copin
Priority to BE587263ApriorityCriticalpatent/BE587263R/fr
Priority to GB543560Aprioritypatent/GB933381A/en
Application grantedgrantedCritical
Publication of BE587263RpublicationCriticalpatent/BE587263R/fr