DK554074A - Opkalds- og sammenstillingsprincip for telefonapparater, samtaleanleg og lignende med eller uden forbindelse til det offentlige telefonnet - Google Patents

Opkalds- og sammenstillingsprincip for telefonapparater, samtaleanleg og lignende med eller uden forbindelse til det offentlige telefonnet

Info

Publication number
DK554074A
DK554074A DK554074A DK554074A DK554074A DK 554074 A DK554074 A DK 554074A DK 554074 A DK554074 A DK 554074A DK 554074 A DK554074 A DK 554074A DK 554074 A DK554074 A DK 554074A
Authority
DK
Denmark
Prior art keywords
telephone
calling
connection
conversation systems
devices
Prior art date
Application number
DK554074A
Other languages
Danish (da)
English (en)
Inventor
V R Wissing
Original Assignee
V R Wissing
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 V R Wissing filed Critical V R Wissing
Priority to DK554074A priority Critical patent/DK554074A/da
Priority to SE7511736A priority patent/SE7511736L/xx
Priority to GB43177/75A priority patent/GB1509399A/en
Priority to FR7532376A priority patent/FR2290115A1/fr
Publication of DK554074A publication Critical patent/DK554074A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M13/00—Party-line systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
DK554074A 1974-10-23 1974-10-23 Opkalds- og sammenstillingsprincip for telefonapparater, samtaleanleg og lignende med eller uden forbindelse til det offentlige telefonnet DK554074A (da)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DK554074A DK554074A (da) 1974-10-23 1974-10-23 Opkalds- og sammenstillingsprincip for telefonapparater, samtaleanleg og lignende med eller uden forbindelse til det offentlige telefonnet
SE7511736A SE7511736L (sv) 1974-10-23 1975-10-20 Arrangemang for anrop och forbindning
GB43177/75A GB1509399A (en) 1974-10-23 1975-10-21 Calling and intercoupling arrangement for telecommunication systems
FR7532376A FR2290115A1 (fr) 1974-10-23 1975-10-22 Dispositif d'appel et d'interconnexion pour une installation de telecommunications

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK554074A DK554074A (da) 1974-10-23 1974-10-23 Opkalds- og sammenstillingsprincip for telefonapparater, samtaleanleg og lignende med eller uden forbindelse til det offentlige telefonnet

Publications (1)

Publication Number Publication Date
DK554074A true DK554074A (da) 1976-04-24

Family

ID=8143320

Family Applications (1)

Application Number Title Priority Date Filing Date
DK554074A DK554074A (da) 1974-10-23 1974-10-23 Opkalds- og sammenstillingsprincip for telefonapparater, samtaleanleg og lignende med eller uden forbindelse til det offentlige telefonnet

Country Status (4)

Country Link
DK (1) DK554074A (cg-RX-API-DMAC10.html)
FR (1) FR2290115A1 (cg-RX-API-DMAC10.html)
GB (1) GB1509399A (cg-RX-API-DMAC10.html)
SE (1) SE7511736L (cg-RX-API-DMAC10.html)

Also Published As

Publication number Publication date
SE7511736L (sv) 1976-04-26
GB1509399A (en) 1978-05-04
FR2290115B3 (cg-RX-API-DMAC10.html) 1978-07-28
FR2290115A1 (fr) 1976-05-28

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