FR2088667A5 - - Google Patents

Info

Publication number
FR2088667A5
FR2088667A5 FR7014361A FR7014361A FR2088667A5 FR 2088667 A5 FR2088667 A5 FR 2088667A5 FR 7014361 A FR7014361 A FR 7014361A FR 7014361 A FR7014361 A FR 7014361A FR 2088667 A5 FR2088667 A5 FR 2088667A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7014361A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
Le Materiel Telephonique Thomson CSF
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 CSF Compagnie Generale de Telegraphie sans Fil SA, Le Materiel Telephonique Thomson CSF filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Priority to FR7014361A priority Critical patent/FR2088667A5/fr
Priority to ZA712398A priority patent/ZA712398B/xx
Priority to GB1714671A priority patent/GB1302153A/en
Priority to ES390370A priority patent/ES390370A1/es
Application granted granted Critical
Publication of FR2088667A5 publication Critical patent/FR2088667A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/38—Signalling arrangements; Manipulation of signalling currents using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FR7014361A 1970-04-21 1970-04-21 Expired FR2088667A5 (enExample)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7014361A FR2088667A5 (enExample) 1970-04-21 1970-04-21
ZA712398A ZA712398B (en) 1970-04-21 1971-04-15 D.c.signal bilateral transmission system
GB1714671A GB1302153A (enExample) 1970-04-21 1971-04-19
ES390370A ES390370A1 (es) 1970-04-21 1971-04-21 Sistema de transmision bilateral de senales de corriente continua.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7014361A FR2088667A5 (enExample) 1970-04-21 1970-04-21

Publications (1)

Publication Number Publication Date
FR2088667A5 true FR2088667A5 (enExample) 1972-01-07

Family

ID=9054307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7014361A Expired FR2088667A5 (enExample) 1970-04-21 1970-04-21

Country Status (4)

Country Link
ES (1) ES390370A1 (enExample)
FR (1) FR2088667A5 (enExample)
GB (1) GB1302153A (enExample)
ZA (1) ZA712398B (enExample)

Also Published As

Publication number Publication date
ES390370A1 (es) 1973-06-01
GB1302153A (enExample) 1973-01-04
ZA712398B (en) 1971-12-29

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Legal Events

Date Code Title Description
ST Notification of lapse