SE378730B - - Google Patents

Info

Publication number
SE378730B
SE378730B SE7304802A SE7304802A SE378730B SE 378730 B SE378730 B SE 378730B SE 7304802 A SE7304802 A SE 7304802A SE 7304802 A SE7304802 A SE 7304802A SE 378730 B SE378730 B SE 378730B
Authority
SE
Sweden
Application number
SE7304802A
Inventor
M Legros
R Charles
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 SE378730B publication Critical patent/SE378730B/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/26Devices for calling a subscriber
    • H04M1/53Generation of additional signals, e.g. additional pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
SE7304802A 1972-04-17 1973-04-05 SE378730B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7213423A FR2180444B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-04-17 1972-04-17

Publications (1)

Publication Number Publication Date
SE378730B true SE378730B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-09-08

Family

ID=9096973

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7304802A SE378730B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-04-17 1973-04-05

Country Status (3)

Country Link
FI (1) FI57677C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2180444B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE378730B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FI57677C (fi) 1980-09-10
FR2180444B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-20
FI57677B (fi) 1980-05-30
FR2180444A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-11-30

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