FI762818A - - Google Patents

Info

Publication number
FI762818A
FI762818A FI762818A FI762818A FI762818A FI 762818 A FI762818 A FI 762818A FI 762818 A FI762818 A FI 762818A FI 762818 A FI762818 A FI 762818A FI 762818 A FI762818 A FI 762818A
Authority
FI
Finland
Application number
FI762818A
Other languages
Finnish (fi)
Other versions
FI62437B (fi
FI62437C (fi
Inventor
Per Anders Bengt Toernqvist
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 FI762818A publication Critical patent/FI762818A/fi
Publication of FI62437B publication Critical patent/FI62437B/sv
Application granted granted Critical
Publication of FI62437C publication Critical patent/FI62437C/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2209—Arrangements for supervision, monitoring or testing for lines also used for data transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Amplifiers (AREA)
  • Control Of Eletrric Generators (AREA)
FI762818A 1975-10-24 1976-10-04 Telekommunikationssystem FI62437C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7511950 1975-10-24
SE7511950A SE387807B (sv) 1975-10-24 1975-10-24 Telekommunikationssystem i vilket ett larm vid ett avbrott i en tvavegs overforing av signaler er anordnat att kunna inhiberas

Publications (3)

Publication Number Publication Date
FI762818A true FI762818A (no) 1977-04-25
FI62437B FI62437B (fi) 1982-08-31
FI62437C FI62437C (fi) 1982-12-10

Family

ID=20325897

Family Applications (1)

Application Number Title Priority Date Filing Date
FI762818A FI62437C (fi) 1975-10-24 1976-10-04 Telekommunikationssystem

Country Status (4)

Country Link
DK (1) DK141230B (no)
FI (1) FI62437C (no)
NO (1) NO137876C (no)
SE (1) SE387807B (no)

Also Published As

Publication number Publication date
NO137876C (no) 1978-05-24
DK141230B (da) 1980-02-04
SE387807B (sv) 1976-09-13
NO763607L (no) 1977-04-26
DK141230C (no) 1980-07-21
FI62437B (fi) 1982-08-31
FI62437C (fi) 1982-12-10
NO137876B (no) 1978-01-30
DK480276A (no) 1977-04-25

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Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: OY L M ERICSSON AB