FR2216733B1 - - Google Patents

Info

Publication number
FR2216733B1
FR2216733B1 FR7303357A FR7303357A FR2216733B1 FR 2216733 B1 FR2216733 B1 FR 2216733B1 FR 7303357 A FR7303357 A FR 7303357A FR 7303357 A FR7303357 A FR 7303357A FR 2216733 B1 FR2216733 B1 FR 2216733B1
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
FR7303357A
Other languages
French (fr)
Other versions
FR2216733A1 (en
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.)
Laboratoire Central de Telecommunications SA
Original Assignee
Laboratoire Central de Telecommunications SA
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 Laboratoire Central de Telecommunications SA filed Critical Laboratoire Central de Telecommunications SA
Priority to FR7303357A priority Critical patent/FR2216733B1/fr
Priority to ZA739295A priority patent/ZA739295B/en
Priority to GB5652173A priority patent/GB1413860A/en
Priority to IE50/74A priority patent/IE38728B1/en
Priority to AU64384/74A priority patent/AU485803B2/en
Publication of FR2216733A1 publication Critical patent/FR2216733A1/fr
Application granted granted Critical
Publication of FR2216733B1 publication Critical patent/FR2216733B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers
FR7303357A 1973-01-31 1973-01-31 Expired FR2216733B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7303357A FR2216733B1 (en) 1973-01-31 1973-01-31
ZA739295A ZA739295B (en) 1973-01-31 1973-12-06 Electronic feeding bridge for a telephone line
GB5652173A GB1413860A (en) 1973-01-31 1973-12-06 Electronic feeding bridge for a telephone line
IE50/74A IE38728B1 (en) 1973-01-31 1974-01-09 Electronic feeding bridge for telephone line
AU64384/74A AU485803B2 (en) 1973-01-31 1974-01-10 Electronic feeding bridge fora telephone line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7303357A FR2216733B1 (en) 1973-01-31 1973-01-31

Publications (2)

Publication Number Publication Date
FR2216733A1 FR2216733A1 (en) 1974-08-30
FR2216733B1 true FR2216733B1 (en) 1978-05-12

Family

ID=9114110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7303357A Expired FR2216733B1 (en) 1973-01-31 1973-01-31

Country Status (4)

Country Link
FR (1) FR2216733B1 (en)
GB (1) GB1413860A (en)
IE (1) IE38728B1 (en)
ZA (1) ZA739295B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2254167B2 (en) * 1973-12-10 1978-08-18 Labo Cent Telecommunicat
GB1560922A (en) * 1977-02-01 1980-02-13 Plessey Co Ltd Telephone systems
IT1159706B (en) * 1978-06-02 1987-03-04 Cselt Centro Studi Lab Telecom USER LINE ELECTRONIC TELEPHONE CIRCUIT
GB2135854B (en) * 1983-02-10 1986-04-23 Robert James Redding Line-powered modem

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1391351A (en) * 1964-04-21 1965-03-05 Philips Nv Circuit for applying voltage to a load
US3649769A (en) * 1970-10-28 1972-03-14 Gen Electric Circuit for supplying direct current to a telephone line

Also Published As

Publication number Publication date
GB1413860A (en) 1975-11-12
ZA739295B (en) 1974-10-30
FR2216733A1 (en) 1974-08-30
IE38728B1 (en) 1978-05-24
IE38728L (en) 1974-07-31
AU6438474A (en) 1975-07-10

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Legal Events

Date Code Title Description
ST Notification of lapse