FR610510A - Improvements to switching devices used in automatic telephone systems - Google Patents

Improvements to switching devices used in automatic telephone systems

Info

Publication number
FR610510A
FR610510A FR610510DA FR610510A FR 610510 A FR610510 A FR 610510A FR 610510D A FR610510D A FR 610510DA FR 610510 A FR610510 A FR 610510A
Authority
FR
France
Prior art keywords
switching devices
devices used
telephone systems
automatic telephone
automatic
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR610510A publication Critical patent/FR610510A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/04—Frames or mounting racks for selector switches; Accessories therefor, e.g. frame cover
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H63/00—Details of electrically-operated selector switches
    • H01H63/02—Contacts; Wipers; Connections thereto
    • H01H63/06—Contact banks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/14—Distribution frames
    • H04Q1/142—Terminal blocks for distribution frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Structure Of Telephone Exchanges (AREA)
FR610510D 1925-02-11 1926-02-02 Improvements to switching devices used in automatic telephone systems Expired FR610510A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3866/25A GB252056A (en) 1925-02-11 1925-02-11 Improvements in automatic telephone switching apparatus
GB610510X 1925-02-11

Publications (1)

Publication Number Publication Date
FR610510A true FR610510A (en) 1926-09-07

Family

ID=66522923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR610510D Expired FR610510A (en) 1925-02-11 1926-02-02 Improvements to switching devices used in automatic telephone systems

Country Status (3)

Country Link
FR (1) FR610510A (en)
GB (1) GB252056A (en)
NL (1) NL18473C (en)

Also Published As

Publication number Publication date
GB252056A (en) 1926-05-11
NL18473C (en) 1900-01-01

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