FR83769E - Electronic telephone switching system - Google Patents

Electronic telephone switching system

Info

Publication number
FR83769E
FR83769E FR928961A FR928961A FR83769E FR 83769 E FR83769 E FR 83769E FR 928961 A FR928961 A FR 928961A FR 928961 A FR928961 A FR 928961A FR 83769 E FR83769 E FR 83769E
Authority
FR
France
Prior art keywords
switching system
telephone switching
electronic telephone
electronic
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
FR928961A
Other languages
French (fr)
Inventor
Peter E Osborn
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 US181699A external-priority patent/US3204042A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR928961A priority Critical patent/FR83769E/en
Application granted granted Critical
Publication of FR83769E publication Critical patent/FR83769E/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
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G19/00—Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment
    • C10G19/08—Recovery of used refining agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR928961A 1962-03-22 1963-03-22 Electronic telephone switching system Expired FR83769E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR928961A FR83769E (en) 1962-03-22 1963-03-22 Electronic telephone switching system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US181699A US3204042A (en) 1962-03-22 1962-03-22 Discriminator and pulse forming circuit
FR928961A FR83769E (en) 1962-03-22 1963-03-22 Electronic telephone switching system

Publications (1)

Publication Number Publication Date
FR83769E true FR83769E (en) 1964-10-09

Family

ID=26200406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR928961A Expired FR83769E (en) 1962-03-22 1963-03-22 Electronic telephone switching system

Country Status (1)

Country Link
FR (1) FR83769E (en)

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