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 Avermaete GilbertfiledCriticalAvermaete Gilbert
Priority to BE785549ApriorityCriticalpatent/BE785549R/xx
Application grantedgrantedCritical
Publication of BE785549RpublicationCriticalpatent/BE785549R/xx
Priority to IT33743/72Aprioritypatent/IT974757B/it
Priority to FR7246696Aprioritypatent/FR2167154A5/fr
Priority to US00319846Aprioritypatent/US3839858A/en
Priority to DE2264237Aprioritypatent/DE2264237A1/de