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.)
Schlumberger Instruments et Systemes SA
Original Assignee
Schlumberger Instruments et Systemes SA
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Filing date
Publication date
Application filed by Schlumberger Instruments et Systemes SAfiledCriticalSchlumberger Instruments et Systemes SA
Priority to FR7234954ApriorityCriticalpatent/FR2201598A1/fr
Publication of FR2201598A1publicationCriticalpatent/FR2201598A1/fr