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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
R L Ets Gregoire Besson & Cie
Original Assignee
R L Ets Gregoire Besson & Cie
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 R L Ets Gregoire Besson & CiefiledCriticalR L Ets Gregoire Besson & Cie
Priority to FR926543ApriorityCriticalpatent/FR1357834A/fr
Priority claimed from BE644454Aexternal-prioritypatent/BE644454A/fr
Priority to CH247964Aprioritypatent/CH409497A/fr
Application grantedgrantedCritical
Publication of FR1357834ApublicationCriticalpatent/FR1357834A/fr