FR821296A - Installations télégraphiques - Google Patents
Installations télégraphiquesInfo
- Publication number
- FR821296A FR821296A FR821296DA FR821296A FR 821296 A FR821296 A FR 821296A FR 821296D A FR821296D A FR 821296DA FR 821296 A FR821296 A FR 821296A
- Authority
- FR
- France
- Prior art keywords
- telegraph
- installations
- telegraph installations
- Prior art date
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1936L0090217 DE690535C (de) | 1936-04-23 | 1936-04-23 | Schaltungsanordnung fuer Telegraphenanlagen mit Waehlerbetrieb und Vorwaehlern |
Publications (1)
Publication Number | Publication Date |
---|---|
FR821296A true FR821296A (fr) | 1937-12-01 |
Family
ID=7286999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR821296D Expired FR821296A (fr) | 1936-04-23 | 1937-04-20 | Installations télégraphiques |
Country Status (6)
Country | Link |
---|---|
US (1) | US2184836A (de) |
BE (1) | BE421180A (de) |
DE (1) | DE690535C (de) |
FR (1) | FR821296A (de) |
GB (1) | GB494582A (de) |
NL (1) | NL50861C (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2608615A (en) * | 1942-12-18 | 1952-08-26 | Roelof M M Oberman | Automatic telegraph system controlled from the teleprinter keyboard |
-
0
- NL NL50861D patent/NL50861C/xx active
- BE BE421180D patent/BE421180A/xx unknown
-
1936
- 1936-04-23 DE DE1936L0090217 patent/DE690535C/de not_active Expired
-
1937
- 1937-04-20 FR FR821296D patent/FR821296A/fr not_active Expired
- 1937-04-23 US US138538A patent/US2184836A/en not_active Expired - Lifetime
- 1937-04-23 GB GB11683/37A patent/GB494582A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL50861C (de) | |
GB494582A (en) | 1938-10-24 |
US2184836A (en) | 1939-12-26 |
DE690535C (de) | 1940-04-27 |
BE421180A (de) |
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