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
Application number
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.)
Publication of NL37568C publication Critical patent/NL37568C/xx
Priority claimed from DES84238D external-priority patent/DE587628C/de
Priority claimed from DES86499D external-priority patent/DE596041C/de
Priority claimed from DES90074D external-priority patent/DE640494C/de

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)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Structure Of Telephone Exchanges (AREA)
NL37568D 1928-02-18 NL37568C (xx)

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
NL37568C true NL37568C (xx)

Family

ID=31950618

Family Applications (3)

Application Number Title Priority Date Filing Date
NL37568D NL37568C (xx) 1928-02-18
NL36364D NL36364C (xx) 1928-02-18
NL35326D NL35326C (xx) 1928-02-18

Family Applications After (2)

Application Number Title Priority Date Filing Date
NL36364D NL36364C (xx) 1928-02-18
NL35326D NL35326C (xx) 1928-02-18

Country Status (5)

Country Link
US (2) US1823978A (xx)
BE (5) BE386518A (xx)
FR (1) FR669817A (xx)
GB (4) GB306406A (xx)
NL (3) NL35326C (xx)

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
BE363110A (xx)
US1823978A (en) 1931-09-22
GB306406A (en) 1930-05-19
BE367873A (xx)
GB317724A (xx) 1930-03-27
BE358254A (xx)
GB349124A (en) 1931-05-18
GB314974A (en) 1930-05-26
US1859776A (en) 1932-05-24
BE267873A (xx)
NL35326C (xx)
FR669817A (fr) 1929-11-21
BE386518A (xx)
NL36364C (xx)

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