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.)
BLANCHET ROGER FR
Original Assignee
BLANCHET ROGER FR
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 BLANCHET ROGER FRfiledCriticalBLANCHET ROGER FR
Priority to FR7225368ApriorityCriticalpatent/FR2191856A1/fr
Publication of FR2191856A1publicationCriticalpatent/FR2191856A1/fr