NL37568C - - Google Patents
Info
- Publication number
- NL37568C NL37568C NL37568DA NL37568C NL 37568 C NL37568 C NL 37568C NL 37568D A NL37568D A NL 37568DA NL 37568 C NL37568 C NL 37568C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
-
- 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)
- Interface Circuits In Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Structure Of Telephone Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE317724T | 1928-02-18 | ||
| DES84238D DE587628C (de) | 1928-02-18 | 1928-02-18 | Telegraphenanlage, bei der die Verbindung der einzelnen Teilnehmerstationen durch Selbstanschluss-Vermittlungsstellen erfolgt |
| DES86499D DE596041C (de) | 1928-07-06 | 1928-07-06 | Telegraphenanlage, insbesondere mit Waehlerbetrieb, bei der die Anker der zur UEbertragung der Telegraphierzeichen verwendeten Relais (z. B. polarisierte Relais) zwei Ruhelagen besitzen |
| DES90074D DE640494C (de) | 1929-02-19 | 1929-02-19 | Telegrafenanlage, bei der innerhalb der Selbstanschlussvermittlungsstelle getrennte Stromkreise fuer die beiden entgegengesetzten UEbertragungswege jeder Verbindung vorgesehen sind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL37568C true NL37568C (en:Method) |
Family
ID=31950618
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL36364D NL36364C (en:Method) | 1928-02-18 | ||
| NL37568D NL37568C (en:Method) | 1928-02-18 | ||
| NL35326D NL35326C (en:Method) | 1928-02-18 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL36364D NL36364C (en:Method) | 1928-02-18 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL35326D NL35326C (en:Method) | 1928-02-18 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US1823978A (en:Method) |
| BE (5) | BE386518A (en:Method) |
| FR (1) | FR669817A (en:Method) |
| GB (4) | GB306406A (en:Method) |
| NL (3) | NL35326C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2468574A (en) * | 1945-03-23 | 1949-04-26 | Teletype Corp | Selective control of printer motors at outlying telegraph stations |
-
0
- BE BE363110D patent/BE363110A/xx unknown
- NL NL36364D patent/NL36364C/xx active
- NL NL37568D patent/NL37568C/xx active
- BE BE358254D patent/BE358254A/xx unknown
- BE BE367873D patent/BE367873A/xx unknown
- NL NL35326D patent/NL35326C/xx active
- BE BE267873D patent/BE267873A/xx unknown
- BE BE386518D patent/BE386518A/xx unknown
-
1929
- 1929-02-18 GB GB5373/29A patent/GB306406A/en not_active Expired
- 1929-02-18 FR FR669817D patent/FR669817A/fr not_active Expired
- 1929-02-18 US US340882A patent/US1823978A/en not_active Expired - Lifetime
- 1929-02-25 GB GB6146/29A patent/GB314974A/en not_active Expired
- 1929-08-15 GB GB24987/29A patent/GB317724A/en not_active Expired
-
1930
- 1930-02-18 GB GB5431/30A patent/GB349124A/en not_active Expired
- 1930-02-19 US US429739A patent/US1859776A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR669817A (fr) | 1929-11-21 |
| BE363110A (en:Method) | |
| GB317724A (en:Method) | 1930-03-27 |
| BE367873A (en:Method) | |
| BE386518A (en:Method) | |
| BE267873A (en:Method) | |
| US1823978A (en) | 1931-09-22 |
| NL35326C (en:Method) | |
| NL36364C (en:Method) | |
| GB314974A (en) | 1930-05-26 |
| GB349124A (en) | 1931-05-18 |
| US1859776A (en) | 1932-05-24 |
| BE358254A (en:Method) | |
| GB306406A (en) | 1930-05-19 |