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.)
BERTHOUD BOREL ET CIE)
Original Assignee
BERTHOUD BOREL ET 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 BERTHOUD BOREL ET CIE)filedCriticalBERTHOUD BOREL ET CIE)
Application grantedgrantedCritical
Publication of FR393411ApublicationCriticalpatent/FR393411A/fr