FR1441580A - Improvements to telephone systems - Google Patents

Improvements to telephone systems

Info

Publication number
FR1441580A
FR1441580A FR13789A FR13789A FR1441580A FR 1441580 A FR1441580 A FR 1441580A FR 13789 A FR13789 A FR 13789A FR 13789 A FR13789 A FR 13789A FR 1441580 A FR1441580 A FR 1441580A
Authority
FR
France
Prior art keywords
telephone systems
telephone
systems
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
FR13789A
Other languages
French (fr)
Inventor
Roger Edward Arseneau
John Bereznak
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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
Priority claimed from US406358A external-priority patent/US3334191A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR13789A priority Critical patent/FR1441580A/en
Application granted granted Critical
Publication of FR1441580A publication Critical patent/FR1441580A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR13789A 1964-10-26 1965-04-20 Improvements to telephone systems Expired FR1441580A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR13789A FR1441580A (en) 1964-10-26 1965-04-20 Improvements to telephone systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US406358A US3334191A (en) 1964-10-26 1964-10-26 Electronic queuing system having recall, intercept and priority means
FR13789A FR1441580A (en) 1964-10-26 1965-04-20 Improvements to telephone systems

Publications (1)

Publication Number Publication Date
FR1441580A true FR1441580A (en) 1966-06-10

Family

ID=26163233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13789A Expired FR1441580A (en) 1964-10-26 1965-04-20 Improvements to telephone systems

Country Status (1)

Country Link
FR (1) FR1441580A (en)

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