FR938296A - Dispositif téléphonique - Google Patents

Dispositif téléphonique

Info

Publication number
FR938296A
FR938296A FR938296DA FR938296A FR 938296 A FR938296 A FR 938296A FR 938296D A FR938296D A FR 938296DA FR 938296 A FR938296 A FR 938296A
Authority
FR
France
Prior art keywords
telephone device
telephone
Prior art date
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
Other languages
English (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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
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 Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Application granted granted Critical
Publication of FR938296A publication Critical patent/FR938296A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR938296D 1940-04-11 1946-08-07 Dispositif téléphonique Expired FR938296A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US329088A US2289896A (en) 1940-04-11 1940-04-11 Telephone system

Publications (1)

Publication Number Publication Date
FR938296A true FR938296A (fr) 1948-09-09

Family

ID=23283790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938296D Expired FR938296A (fr) 1940-04-11 1946-08-07 Dispositif téléphonique

Country Status (3)

Country Link
US (1) US2289896A (fr)
FR (1) FR938296A (fr)
NL (1) NL63264C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542283A (en) * 1947-03-05 1951-02-20 Automatic Elect Lab Telephone system
US2656416A (en) * 1948-04-13 1953-10-20 Stromberg Carlson Co Line finder dual-allotter system
FR996361A (fr) * 1948-10-25 1951-12-17
FR993449A (fr) * 1949-06-27 1951-10-31 Materiel Telephonique Perfectionnements aux systèmes de commutation automatique
US2881259A (en) * 1951-01-11 1959-04-07 Gen Telephone Lab Inc Toll ticketing telephone systems
US2904634A (en) * 1954-04-14 1959-09-15 North Electric Co Automatic telephone system
US3037084A (en) * 1959-05-11 1962-05-29 Itt Linefinder and control circuits
NL282491A (fr) * 1961-09-05
US3159716A (en) * 1962-09-27 1964-12-01 Bell Telephone Labor Inc Link circuit

Also Published As

Publication number Publication date
NL63264C (fr)
US2289896A (en) 1942-07-14

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