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.)
ERIEL D'USINES A GAZ
Compteurs Schlumberger SA
Original Assignee
ERIEL D'USINES A GAZ
Compteurs Schlumberger SA
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 ERIEL D'USINES A GAZ, Compteurs Schlumberger SAfiledCriticalERIEL D'USINES A GAZ
Application grantedgrantedCritical
Publication of FR411217ApublicationCriticalpatent/FR411217A/fr