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.)
ANDRE BEAUPIN
EMILE BERTHIER
VICTOR PODEVIGNE DE GRANDVAL
Original Assignee
ANDRE BEAUPIN
EMILE BERTHIER
VICTOR PODEVIGNE DE GRANDVAL
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 ANDRE BEAUPIN, EMILE BERTHIER, VICTOR PODEVIGNE DE GRANDVALfiledCriticalANDRE BEAUPIN
Application grantedgrantedCritical
Publication of FR448835ApublicationCriticalpatent/FR448835A/en