FR1492220A - Improvements to transistor switching selectors - Google Patents

Improvements to transistor switching selectors

Info

Publication number
FR1492220A
FR1492220A FR68221A FR68221A FR1492220A FR 1492220 A FR1492220 A FR 1492220A FR 68221 A FR68221 A FR 68221A FR 68221 A FR68221 A FR 68221A FR 1492220 A FR1492220 A FR 1492220A
Authority
FR
France
Prior art keywords
transistor switching
switching selectors
selectors
transistor
switching
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
FR68221A
Other languages
French (fr)
Inventor
Raymond Dolbachian
Serge Guennou
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.)
RADIOTECHNIQUE COPRIM RTC
Original Assignee
RADIOTECHNIQUE COPRIM RTC
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 RADIOTECHNIQUE COPRIM RTC filed Critical RADIOTECHNIQUE COPRIM RTC
Priority to FR68221A priority Critical patent/FR1492220A/en
Application granted granted Critical
Publication of FR1492220A publication Critical patent/FR1492220A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/02—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with direct connection for all subscribers, i.e. party-line systems
    • H04Q5/14—Signalling by pulses
    • H04Q5/16—Signalling by pulses by predetermined number of pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR68221A 1966-07-05 1966-07-05 Improvements to transistor switching selectors Expired FR1492220A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR68221A FR1492220A (en) 1966-07-05 1966-07-05 Improvements to transistor switching selectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68221A FR1492220A (en) 1966-07-05 1966-07-05 Improvements to transistor switching selectors

Publications (1)

Publication Number Publication Date
FR1492220A true FR1492220A (en) 1967-08-18

Family

ID=8612542

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68221A Expired FR1492220A (en) 1966-07-05 1966-07-05 Improvements to transistor switching selectors

Country Status (1)

Country Link
FR (1) FR1492220A (en)

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