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 filed by Hermann MatingerfiledCriticalHermann Matinger
Application grantedgrantedCritical
Publication of BE598250QpublicationCriticalpatent/BE598250Q/fr
BE598250A1959-08-291960-12-16Dispositif d'étanchéité pour la chambre de travail d'un mécanisme multicellulaire notamment de pompes rotatives à piston
BE598250Q
(fr)