FR1391354A - Montage pour transmettre des signaux par des lignes de télécommunication à plusieurs fils, notamment dans des installations téléphoniques
- Google Patents
Montage pour transmettre des signaux par des lignes de télécommunication à plusieurs fils, notamment dans des installations téléphoniques
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 DES84825Aexternal-prioritypatent/DE1179608B/de
Application filed by Siemens and Halske AG, Siemens AGfiledCriticalSiemens and Halske AG
Priority to FR971674ApriorityCriticalpatent/FR1391354A/fr
Application grantedgrantedCritical
Publication of FR1391354ApublicationCriticalpatent/FR1391354A/fr
FR971674A1963-04-231964-04-21Montage pour transmettre des signaux par des lignes de télécommunication à plusieurs fils, notamment dans des installations téléphoniques
ExpiredFR1391354A
(fr)