Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Publication of BE691472ApublicationCriticalpatent/BE691472A/xx
Methode pour lutter contre la soumission chimique, utilisation d'agent colorant pour lutter contre la soumission chimique et composition pharmaceutique permettant la mise en oeuvre de la methode