CH417696A - Fernsprech-Reihenanlage mit tonfrequenter Tastwahl - Google Patents

Fernsprech-Reihenanlage mit tonfrequenter Tastwahl

Info

Publication number
CH417696A
CH417696A CH691864A CH691864A CH417696A CH 417696 A CH417696 A CH 417696A CH 691864 A CH691864 A CH 691864A CH 691864 A CH691864 A CH 691864A CH 417696 A CH417696 A CH 417696A
Authority
CH
Switzerland
Prior art keywords
tone
telephone line
line system
button selection
frequency push
Prior art date
Application number
CH691864A
Other languages
English (en)
Inventor
Guenther Rahmig
Original Assignee
Standard Telephon & Radio 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
Application filed by Standard Telephon & Radio Ag filed Critical Standard Telephon & Radio Ag
Publication of CH417696A publication Critical patent/CH417696A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
CH691864A 1963-05-29 1964-05-27 Fernsprech-Reihenanlage mit tonfrequenter Tastwahl CH417696A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST20661A DE1219536B (de) 1963-05-29 1963-05-29 Reihenanlage mit tonfrequenter Tastwahl

Publications (1)

Publication Number Publication Date
CH417696A true CH417696A (de) 1966-07-31

Family

ID=7458653

Family Applications (1)

Application Number Title Priority Date Filing Date
CH691864A CH417696A (de) 1963-05-29 1964-05-27 Fernsprech-Reihenanlage mit tonfrequenter Tastwahl

Country Status (6)

Country Link
US (1) US3345466A (de)
AT (1) AT243330B (de)
CH (1) CH417696A (de)
DE (1) DE1219536B (de)
GB (1) GB1059535A (de)
NL (1) NL6406033A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3924073A (en) * 1974-09-26 1975-12-02 Horst Brandstatter Home intercom telephone set
US4001506A (en) * 1974-09-26 1977-01-04 Horst Brandstatter Home intercom telephone set
US3970801A (en) * 1974-12-03 1976-07-20 Motorola, Inc. Dialing apparatus for a portable radio telephone
US4196317A (en) * 1978-01-20 1980-04-01 Bartelink E H B Telephone intercom system
US4262171A (en) * 1979-01-08 1981-04-14 Catalyst Research Corporation Telephone system in which communication between stations is controlled by computers at each individual station
JPS5894432A (ja) * 1981-11-28 1983-06-04 バスフ　アクチエンゲゼルシヤフト ビニルアルコ−ル重合体から平面状成形体を製造する方法
DE10112462B4 (de) * 1999-08-27 2006-08-31 Helmut Schaepe Verfahren und erweiterte Schaltungsanordnung für die Ergänzungsschaltung zum Anschließen von 2 Telefone an einer Telefonleitung mit eigener Ruf-Nr. auch mit Verbindung untereinander
US8566158B2 (en) * 2008-01-28 2013-10-22 At&T Intellectual Property I, Lp System and method for harvesting advertising data for dynamic placement into end user data streams

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1070688B (de) * 1959-12-10 Huddinge Erik Lennart Skogsberg (Schweden) Schaltungsanordnung für an einer gemeinsamen Leitung liegende Abzweigstellen
NL39596C (de) * 1933-03-29
US2658110A (en) * 1946-02-23 1953-11-03 Automatic Elect Lab Party line selective signaling system having code and conference call
DE939334C (de) * 1952-07-25 1956-02-23 Standard Elek Zitaets Ges Ag Schaltungsanordnung fuer Reihen- oder Parallelanlagen
US3036163A (en) * 1959-05-15 1962-05-22 Bell Telephone Labor Inc Signaling system
FR81782E (de) * 1961-06-19 1964-01-31
US3210479A (en) * 1962-08-30 1965-10-05 Automatic Elect Lab Voice-frequency selective signalling arrangement

Also Published As

Publication number Publication date
NL6406033A (de) 1964-11-30
GB1059535A (en) 1967-02-22
AT243330B (de) 1965-11-10
DE1219536B (de) 1966-06-23
US3345466A (en) 1967-10-03

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