CH220600A - Automatic indicating device of the individual number of the calling subscriber in an automatic telephone network - Google Patents

Automatic indicating device of the individual number of the calling subscriber in an automatic telephone network

Info

Publication number
CH220600A
CH220600A CH220600DA CH220600A CH 220600 A CH220600 A CH 220600A CH 220600D A CH220600D A CH 220600DA CH 220600 A CH220600 A CH 220600A
Authority
CH
Switzerland
Prior art keywords
automatic
telephone network
indicating device
calling subscriber
individual number
Prior art date
Application number
Other languages
Italian (it)
Inventor
De Benedetti Aldo Ing Dr
Original Assignee
De Benedetti Aldo Ing Dr
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 De Benedetti Aldo Ing Dr filed Critical De Benedetti Aldo Ing Dr
Publication of CH220600A publication Critical patent/CH220600A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Meter Arrangements (AREA)
CH220600D 1935-10-31 1936-10-30 Automatic indicating device of the individual number of the calling subscriber in an automatic telephone network CH220600A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT220600X 1935-10-31

Publications (1)

Publication Number Publication Date
CH220600A true CH220600A (en) 1942-04-15

Family

ID=11190869

Family Applications (1)

Application Number Title Priority Date Filing Date
CH220600D CH220600A (en) 1935-10-31 1936-10-30 Automatic indicating device of the individual number of the calling subscriber in an automatic telephone network

Country Status (3)

Country Link
CH (1) CH220600A (en)
FR (1) FR812847A (en)
GB (2) GB490357A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1000057B (en) * 1955-06-23 1957-01-03 Sueddeutsche Telefon App Kabel Arrangement for recording the number of the calling subscriber in telephone, in particular telephone branch exchange systems with charge printers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1000057B (en) * 1955-06-23 1957-01-03 Sueddeutsche Telefon App Kabel Arrangement for recording the number of the calling subscriber in telephone, in particular telephone branch exchange systems with charge printers

Also Published As

Publication number Publication date
GB488488A (en) 1938-07-04
FR812847A (en) 1937-05-19
GB490357A (en) 1938-08-02

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