AT348596B - Fernsprechanlage mit mindestens einer sprechstelle fuer teilnehmer verschiedener verkehrsberechtigung - Google Patents

Fernsprechanlage mit mindestens einer sprechstelle fuer teilnehmer verschiedener verkehrsberechtigung

Info

Publication number
AT348596B
AT348596B AT798176A AT798176A AT348596B AT 348596 B AT348596 B AT 348596B AT 798176 A AT798176 A AT 798176A AT 798176 A AT798176 A AT 798176A AT 348596 B AT348596 B AT 348596B
Authority
AT
Austria
Prior art keywords
authorizations
intercom
participants
telephone system
different traffic
Prior art date
Application number
AT798176A
Other languages
English (en)
Other versions
ATA798176A (de
Original Assignee
Kuchler Fritz
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 Kuchler Fritz filed Critical Kuchler Fritz
Priority to AT798176A priority Critical patent/AT348596B/de
Publication of ATA798176A publication Critical patent/ATA798176A/de
Application granted granted Critical
Publication of AT348596B publication Critical patent/AT348596B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/677—Preventing the dialling or sending of predetermined telephone numbers or selected types of telephone numbers, e.g. long distance numbers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
AT798176A 1976-10-27 1976-10-27 Fernsprechanlage mit mindestens einer sprechstelle fuer teilnehmer verschiedener verkehrsberechtigung AT348596B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT798176A AT348596B (de) 1976-10-27 1976-10-27 Fernsprechanlage mit mindestens einer sprechstelle fuer teilnehmer verschiedener verkehrsberechtigung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT798176A AT348596B (de) 1976-10-27 1976-10-27 Fernsprechanlage mit mindestens einer sprechstelle fuer teilnehmer verschiedener verkehrsberechtigung

Publications (2)

Publication Number Publication Date
ATA798176A ATA798176A (de) 1978-07-15
AT348596B true AT348596B (de) 1979-02-26

Family

ID=3601295

Family Applications (1)

Application Number Title Priority Date Filing Date
AT798176A AT348596B (de) 1976-10-27 1976-10-27 Fernsprechanlage mit mindestens einer sprechstelle fuer teilnehmer verschiedener verkehrsberechtigung

Country Status (1)

Country Link
AT (1) AT348596B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0121927A3 (en) * 1983-04-12 1986-05-28 Siemens Aktiengesellschaft Control equipment for a car telephone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0121927A3 (en) * 1983-04-12 1986-05-28 Siemens Aktiengesellschaft Control equipment for a car telephone

Also Published As

Publication number Publication date
ATA798176A (de) 1978-07-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee