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.)
NOUVELLE SOC DE CONSTRUCTION
N Schlumberger SAS
Original Assignee
NOUVELLE SOC DE CONSTRUCTION
N Schlumberger SAS
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 NOUVELLE SOC DE CONSTRUCTION, N Schlumberger SASfiledCriticalNOUVELLE SOC DE CONSTRUCTION
Application grantedgrantedCritical
Publication of FR947021ApublicationCriticalpatent/FR947021A/fr