Legal status (The legal status 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 status listed.)
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
Priority to FR754521ApriorityCriticalpatent/FR72675E/fr
Priority to FR816171Aprioritypatent/FR77026E/fr
Application grantedgrantedCritical
Publication of FR72675EpublicationCriticalpatent/FR72675E/fr