GB306406A - Improvements in or relating to telegraphic installations - Google Patents

Improvements in or relating to telegraphic installations

Info

Publication number
GB306406A
GB306406A GB5373/29A GB537329A GB306406A GB 306406 A GB306406 A GB 306406A GB 5373/29 A GB5373/29 A GB 5373/29A GB 537329 A GB537329 A GB 537329A GB 306406 A GB306406 A GB 306406A
Authority
GB
United Kingdom
Prior art keywords
magnet
subscriber
pair
impulses
exchange
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
Application number
GB5373/29A
Other languages
English (en)
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 DES84238D external-priority patent/DE587628C/de
Priority claimed from DES86499D external-priority patent/DE596041C/de
Application filed by Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Priority claimed from DES90074D external-priority patent/DE640494C/de
Publication of GB306406A publication Critical patent/GB306406A/en
Expired legal-status Critical Current

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)
  • Alarm Systems (AREA)
  • Structure Of Telephone Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB5373/29A 1928-02-18 1929-02-18 Improvements in or relating to telegraphic installations Expired GB306406A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DES84238D DE587628C (de) 1928-02-18 1928-02-18 Telegraphenanlage, bei der die Verbindung der einzelnen Teilnehmerstationen durch Selbstanschluss-Vermittlungsstellen erfolgt
DE317724T 1928-02-18
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
GB306406A true GB306406A (en) 1930-05-19

Family

ID=31950618

Family Applications (4)

Application Number Title Priority Date Filing Date
GB5373/29A Expired GB306406A (en) 1928-02-18 1929-02-18 Improvements in or relating to telegraphic installations
GB6146/29A Expired GB314974A (en) 1928-02-18 1929-02-25 Improvements in or relating to telegraphic exchange systems
GB24987/29A Expired GB317724A (US08080257-20111220-C00005.png) 1928-02-18 1929-08-15
GB5431/30A Expired GB349124A (en) 1928-02-18 1930-02-18 Improvements in or relating to telegraphic installations

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB6146/29A Expired GB314974A (en) 1928-02-18 1929-02-25 Improvements in or relating to telegraphic exchange systems
GB24987/29A Expired GB317724A (US08080257-20111220-C00005.png) 1928-02-18 1929-08-15
GB5431/30A Expired GB349124A (en) 1928-02-18 1930-02-18 Improvements in or relating to telegraphic installations

Country Status (5)

Country Link
US (2) US1823978A (US08080257-20111220-C00005.png)
BE (5) BE367873A (US08080257-20111220-C00005.png)
FR (1) FR669817A (US08080257-20111220-C00005.png)
GB (4) GB306406A (US08080257-20111220-C00005.png)
NL (3) NL36364C (US08080257-20111220-C00005.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US1859776A (en) 1932-05-24
GB314974A (en) 1930-05-26
GB349124A (en) 1931-05-18
BE363110A (US08080257-20111220-C00005.png)
GB317724A (US08080257-20111220-C00005.png) 1930-03-27
NL37568C (US08080257-20111220-C00005.png)
BE367873A (US08080257-20111220-C00005.png)
BE386518A (US08080257-20111220-C00005.png)
NL36364C (US08080257-20111220-C00005.png)
NL35326C (US08080257-20111220-C00005.png)
FR669817A (fr) 1929-11-21
BE358254A (US08080257-20111220-C00005.png)
BE267873A (US08080257-20111220-C00005.png)
US1823978A (en) 1931-09-22

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