FR1558008A - - Google Patents
Info
- Publication number
- FR1558008A FR1558008A FR1558008DA FR1558008A FR 1558008 A FR1558008 A FR 1558008A FR 1558008D A FR1558008D A FR 1558008DA FR 1558008 A FR1558008 A FR 1558008A
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1967S0108576 DE1293238B (en) | 1967-03-01 | 1967-03-01 | Circuit arrangement for monitoring the proper establishment of a connection through a switching network in telecommunications technology, in particular in telephone switching systems |
DES0113508 | 1967-12-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1558008A true FR1558008A (en) | 1969-02-21 |
Family
ID=25998742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1558008D Expired FR1558008A (en) | 1967-03-01 | 1968-02-26 |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT285683B (en) |
BE (1) | BE711547A (en) |
CH (1) | CH474197A (en) |
DE (2) | DE1293238B (en) |
FR (1) | FR1558008A (en) |
GB (1) | GB1157778A (en) |
SE (1) | SE353204B (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1055616B (en) * | 1956-09-27 | 1959-04-23 | Siemens Ag | Circuit arrangement for determining electrical faults in switching networks of telecommunications switching systems |
DE1036933B (en) * | 1957-01-14 | 1958-08-21 | Siemens Ag | Circuit arrangement to avoid double connections in coordinate dialers |
DE1138826B (en) * | 1961-01-11 | 1962-10-31 | Arnstadt Fernmeldewerk | Circuit arrangement for determining and triggering faulty or double connections and connections that are no longer required in telecommunication systems, in particular telephone switching systems |
DE1186516B (en) * | 1963-09-25 | 1965-02-04 | Telefunken Patent | Circuit arrangement for telephone exchanges for error detection in connection devices |
-
1967
- 1967-03-01 DE DE1967S0108576 patent/DE1293238B/en active Pending
- 1967-12-27 DE DE19671537859 patent/DE1537859B1/en active Pending
-
1968
- 1968-02-26 FR FR1558008D patent/FR1558008A/fr not_active Expired
- 1968-02-28 CH CH290668A patent/CH474197A/en not_active IP Right Cessation
- 1968-02-28 AT AT192468A patent/AT285683B/en active
- 1968-02-29 GB GB977268A patent/GB1157778A/en not_active Expired
- 1968-03-01 SE SE276468A patent/SE353204B/xx unknown
- 1968-03-01 BE BE711547D patent/BE711547A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AT285683B (en) | 1970-11-10 |
DE1293238B (en) | 1969-04-24 |
BE711547A (en) | 1968-09-02 |
CH474197A (en) | 1969-06-15 |
SE353204B (en) | 1973-01-22 |
DE1537859B1 (en) | 1970-05-21 |
GB1157778A (en) | 1969-07-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |