DE142666C - - Google Patents

Info

Publication number
DE142666C
DE142666C DENDAT142666D DE142666DA DE142666C DE 142666 C DE142666 C DE 142666C DE NDAT142666 D DENDAT142666 D DE NDAT142666D DE 142666D A DE142666D A DE 142666DA DE 142666 C DE142666 C DE 142666C
Authority
DE
Germany
Prior art keywords
line
trunk
call
branch
office
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.)
Active
Application number
DENDAT142666D
Other languages
German (de)
English (en)
Publication of DE142666C publication Critical patent/DE142666C/de
Active legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M5/00Manual exchanges
    • H04M5/08Manual exchanges using connecting means other than cords

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
DENDAT142666D Active DE142666C (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE136395T

Publications (1)

Publication Number Publication Date
DE142666C true DE142666C (cs)

Family

ID=5666362

Family Applications (3)

Application Number Title Priority Date Filing Date
DENDAT142621D Active DE142621C (cs)
DENDAT142666D Active DE142666C (cs)
DENDAT136395D Active DE136395C (cs)

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DENDAT142621D Active DE142621C (cs)

Family Applications After (1)

Application Number Title Priority Date Filing Date
DENDAT136395D Active DE136395C (cs)

Country Status (1)

Country Link
DE (3) DE136395C (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4614851A (en) * 1985-02-21 1986-09-30 Eaton Corporation Contact sequencing arrangement for rotary double break switch

Also Published As

Publication number Publication date
DE136395C (cs)
DE142621C (cs)

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