CH441443A - Fernsprechübertragungseinrichtung - Google Patents

Fernsprechübertragungseinrichtung

Info

Publication number
CH441443A
CH441443A CH1620764A CH1620764A CH441443A CH 441443 A CH441443 A CH 441443A CH 1620764 A CH1620764 A CH 1620764A CH 1620764 A CH1620764 A CH 1620764A CH 441443 A CH441443 A CH 441443A
Authority
CH
Switzerland
Prior art keywords
transmission equipment
telephone transmission
telephone
equipment
transmission
Prior art date
Application number
CH1620764A
Other languages
English (en)
Inventor
Herbert Dunn Donald
Original Assignee
Electronic Engineering Proprie
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 AU38874/63A external-priority patent/AU284148B2/en
Application filed by Electronic Engineering Proprie filed Critical Electronic Engineering Proprie
Publication of CH441443A publication Critical patent/CH441443A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/54—Arrangements for diverting calls for one subscriber to another predetermined subscriber

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
CH1620764A 1963-12-16 1964-12-15 Fernsprechübertragungseinrichtung CH441443A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU38874/63A AU284148B2 (en) 1963-12-16 Telephone transfer system

Publications (1)

Publication Number Publication Date
CH441443A true CH441443A (de) 1967-08-15

Family

ID=3725840

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1620764A CH441443A (de) 1963-12-16 1964-12-15 Fernsprechübertragungseinrichtung

Country Status (4)

Country Link
BE (1) BE657153A (de)
CH (1) CH441443A (de)
GB (1) GB1095395A (de)
NL (1) NL6414644A (de)

Also Published As

Publication number Publication date
NL6414644A (de) 1965-06-17
GB1095395A (de)
BE657153A (de)

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