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.)
Ashton Ltd N C
Original Assignee
Ashton Ltd N C
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 Ashton Ltd N CfiledCriticalAshton Ltd N C
Publication of FR2197993A1publicationCriticalpatent/FR2197993A1/fr
Application grantedgrantedCritical
Publication of FR2197993B1publicationCriticalpatent/FR2197993B1/fr