FR1095948A - Switching circuit for automatic telephone systems - Google Patents

Switching circuit for automatic telephone systems

Info

Publication number
FR1095948A
FR1095948A FR1095948DA FR1095948A FR 1095948 A FR1095948 A FR 1095948A FR 1095948D A FR1095948D A FR 1095948DA FR 1095948 A FR1095948 A FR 1095948A
Authority
FR
France
Prior art keywords
switching circuit
telephone systems
automatic telephone
automatic
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
Other languages
French (fr)
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 FR1095948A publication Critical patent/FR1095948A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/02—Multi-position wiper switches
    • H01H67/04—Multi-position wiper switches having wipers movable only in one direction for purpose of selection
    • H01H67/12—Linear-motion switches
FR1095948D 1953-03-09 1954-02-08 Switching circuit for automatic telephone systems Expired FR1095948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1095948XA 1953-03-09 1953-03-09

Publications (1)

Publication Number Publication Date
FR1095948A true FR1095948A (en) 1955-06-07

Family

ID=22328515

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1095948D Expired FR1095948A (en) 1953-03-09 1954-02-08 Switching circuit for automatic telephone systems

Country Status (1)

Country Link
FR (1) FR1095948A (en)

Similar Documents

Publication Publication Date Title
FR1070400A (en) Switching system for automatic telegraphs
CH334162A (en) Centralized automatic telephone switching system
FR1215334A (en) Switching circuits for signal transmission systems
FR1097342A (en) Switching circuits
CH371486A (en) Automatic telecommunication system
FR1353732A (en) Conference circuit for telephone switching systems
FR1059891A (en) Fully electronic automatic switching systems
FR1245100A (en) Switching system for telephone communication
CH337574A (en) Direct access telephone switching installation
FR1116827A (en) Improvements to switching networks, especially for telephone systems
FR1095948A (en) Switching circuit for automatic telephone systems
FR1110541A (en) Device for electrical switching stations
CH336095A (en) Switching device for automatic telecommunication central office
FR66961E (en) Multiple electrical switches, especially for telecommunications systems
FR1106792A (en) Switching device
FR1180248A (en) Converter circuit for telephone systems
FR1050434A (en) Switching system for telecommunications
FR1088599A (en) Adjustment device for electrical switching devices
FR1069451A (en) Terminal device for telecommunication conductors
FR1138614A (en) Telecommunications switching installation
FR1094145A (en) Switching device for radio or electric circuits
FR1148649A (en) Monitoring devices for switching systems
FR1073243A (en) Electrical switching device
AU166599B2 (en) Switching circuits for automatic telephone systems
FR1044480A (en) Switching key for telephone systems