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.)
Leipzig Fernmeldewerk Veb
Original Assignee
Leipzig Fernmeldewerk Veb
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 Leipzig Fernmeldewerk VebfiledCriticalLeipzig Fernmeldewerk Veb
Priority to FR69925ApriorityCriticalpatent/FR1487016A/en
Application grantedgrantedCritical
Publication of FR1487016ApublicationCriticalpatent/FR1487016A/en