CH271270A - Personensuchanlage. - Google Patents

Personensuchanlage.

Info

Publication number
CH271270A
CH271270A CH271270DA CH271270A CH 271270 A CH271270 A CH 271270A CH 271270D A CH271270D A CH 271270DA CH 271270 A CH271270 A CH 271270A
Authority
CH
Switzerland
Prior art keywords
search system
people search
people
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Prior art date
Application number
Other languages
English (en)
Inventor
Telefonaktiebolaget L Ericsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of CH271270A publication Critical patent/CH271270A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/022—Paging systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Audible And Visible Signals (AREA)
CH271270D 1946-04-29 1947-04-24 Personensuchanlage. CH271270A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE271270X 1946-04-29

Publications (1)

Publication Number Publication Date
CH271270A true CH271270A (de) 1950-10-15

Family

ID=20306763

Family Applications (1)

Application Number Title Priority Date Filing Date
CH271270D CH271270A (de) 1946-04-29 1947-04-24 Personensuchanlage.

Country Status (3)

Country Link
US (1) US2499475A (de)
CH (1) CH271270A (de)
GB (1) GB639661A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2913533A (en) * 1957-12-23 1959-11-17 Gen Dynamics Corp Broadcast paging system
US3439320A (en) * 1967-09-21 1969-04-15 Relton Corp Personnel location system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1963600A (en) * 1930-10-13 1934-06-19 Associated Electric Lab Inc Signaling system
US2199824A (en) * 1938-04-07 1940-05-07 Bell Telephone Labor Inc Signaling system
US2335524A (en) * 1941-04-26 1943-11-30 Automatic Elect Lab Signaling system
US2330355A (en) * 1941-04-26 1943-09-28 Automatic Elect Lab Indicating system
US2330357A (en) * 1941-04-26 1943-09-28 Automatic Elect Lab Signaling system
US2397881A (en) * 1944-09-26 1946-04-02 American Telephone & Telegraph Signaling system

Also Published As

Publication number Publication date
GB639661A (en) 1950-07-05
US2499475A (en) 1950-03-07

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