CH565488A5 - - Google Patents

Info

Publication number
CH565488A5
CH565488A5 CH1483772A CH1483772A CH565488A5 CH 565488 A5 CH565488 A5 CH 565488A5 CH 1483772 A CH1483772 A CH 1483772A CH 1483772 A CH1483772 A CH 1483772A CH 565488 A5 CH565488 A5 CH 565488A5
Authority
CH
Switzerland
Application number
CH1483772A
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of CH565488A5 publication Critical patent/CH565488A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Devices For Supply Of Signal Current (AREA)
CH1483772A 1971-10-20 1972-10-09 CH565488A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7137681A FR2157159A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-10-20 1971-10-20

Publications (1)

Publication Number Publication Date
CH565488A5 true CH565488A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-08-15

Family

ID=9084647

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1483772A CH565488A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-10-20 1972-10-09

Country Status (8)

Country Link
BE (1) BE789970A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH565488A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2250647A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2157159A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1413312A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT969631B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7214189A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE389251B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
GB1413312A (en) 1975-11-12
NL7214189A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-25
BE789970A (fr) 1973-04-12
DE2250647A1 (de) 1973-04-26
FR2157159A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-06-01
SE389251B (sv) 1976-10-25
IT969631B (it) 1974-04-10

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased