SE7507069L - Snabbtelefonsystem. - Google Patents

Snabbtelefonsystem.

Info

Publication number
SE7507069L
SE7507069L SE7507069A SE7507069A SE7507069L SE 7507069 L SE7507069 L SE 7507069L SE 7507069 A SE7507069 A SE 7507069A SE 7507069 A SE7507069 A SE 7507069A SE 7507069 L SE7507069 L SE 7507069L
Authority
SE
Sweden
Prior art keywords
phone system
quick phone
quick
phone
Prior art date
Application number
SE7507069A
Other languages
English (en)
Swedish (sv)
Inventor
G Zukar
Original Assignee
Stoc Produzione Spa
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 Stoc Produzione Spa filed Critical Stoc Produzione Spa
Publication of SE7507069L publication Critical patent/SE7507069L/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Mobile Radio Communication Systems (AREA)
SE7507069A 1974-06-27 1975-06-18 Snabbtelefonsystem. SE7507069L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT51772/74A IT1029547B (it) 1974-06-27 1974-06-27 Impianto interfonico con apparecchi in parallelo su unica linea bifilare

Publications (1)

Publication Number Publication Date
SE7507069L true SE7507069L (sv) 1975-12-29

Family

ID=11275703

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7507069A SE7507069L (sv) 1974-06-27 1975-06-18 Snabbtelefonsystem.

Country Status (9)

Country Link
JP (1) JPS5125003A (enrdf_load_stackoverflow)
BE (1) BE830487A (enrdf_load_stackoverflow)
DE (1) DE2528854A1 (enrdf_load_stackoverflow)
DK (1) DK291475A (enrdf_load_stackoverflow)
FR (1) FR2276755A1 (enrdf_load_stackoverflow)
IT (1) IT1029547B (enrdf_load_stackoverflow)
LU (1) LU72821A1 (enrdf_load_stackoverflow)
NL (1) NL7507718A (enrdf_load_stackoverflow)
SE (1) SE7507069L (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52118091U (enrdf_load_stackoverflow) * 1976-03-03 1977-09-07
DE2819386A1 (de) * 1978-05-03 1979-11-08 Bosch Gmbh Robert Fernbedienung fuer funksprechgeraete
IT1110111B (it) * 1979-01-12 1985-12-23 Acet Srl Impianto citofonico a portiere elettrico a due fili,suscettibile di utilizzare un pressistente impianto a campanello,senza necessita' di ulteriori linee di alimentazione
DE2946177C2 (de) * 1979-11-15 1988-08-18 S. Siedle & Söhne Telefon- und Telegrafenwerke GmbH, 7743 Furtwangen Hausanlage zur Übertragung von Informationen
JPS56109065A (en) * 1980-02-01 1981-08-29 Fujitsu Ltd Selective callout system by push button telephone set
JPS5745768A (en) * 1980-08-30 1982-03-15 Matsushita Electric Works Ltd Emergency telephone device
DE3320397A1 (de) * 1983-06-06 1984-12-06 Siemens AG, 1000 Berlin und 8000 München Anordnung zur vermittelbaren uebertragung von tonsignalen
JPH0620210B2 (ja) * 1985-01-30 1994-03-16 アイホン株式会社 インターホン電話機混成装置
JPS61128860U (enrdf_load_stackoverflow) * 1985-01-31 1986-08-12
JPS6276851A (ja) * 1985-09-30 1987-04-08 Hitachi Elevator Eng & Serv Co Ltd 多局インタ−ホンの選局装置

Also Published As

Publication number Publication date
NL7507718A (nl) 1975-12-30
DK291475A (da) 1975-12-28
DE2528854A1 (de) 1976-01-08
LU72821A1 (enrdf_load_stackoverflow) 1975-09-29
IT1029547B (it) 1979-03-20
FR2276755A1 (fr) 1976-01-23
BE830487A (fr) 1975-10-16
JPS5125003A (enrdf_load_stackoverflow) 1976-03-01

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