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.)
Expired
Application number
CA153,856A
Inventor
Eric A. Vittoz
Walter Hammer
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.)
Centre Electronique Horloger SA
Original Assignee
Centre Electronique Horloger 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
Priority claimed from CH11871Aexternal-prioritypatent/CH520755A/en
Application filed by Centre Electronique Horloger SAfiledCriticalCentre Electronique Horloger SA
Application grantedgrantedCritical
Publication of CA980882ApublicationCriticalpatent/CA980882A/en