FR982307A - Crossbar switches for automatic telephone systems - Google Patents

Crossbar switches for automatic telephone systems

Info

Publication number
FR982307A
FR982307A FR982307DA FR982307A FR 982307 A FR982307 A FR 982307A FR 982307D A FR982307D A FR 982307DA FR 982307 A FR982307 A FR 982307A
Authority
FR
France
Prior art keywords
telephone systems
automatic telephone
crossbar switches
crossbar
switches
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR982307A publication Critical patent/FR982307A/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
    • H01H67/22—Switches without multi-position wipers
    • H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch
FR982307D 1948-03-05 1949-03-03 Crossbar switches for automatic telephone systems Expired FR982307A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL982307X 1948-03-05

Publications (1)

Publication Number Publication Date
FR982307A true FR982307A (en) 1951-06-08

Family

ID=19866504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR982307D Expired FR982307A (en) 1948-03-05 1949-03-03 Crossbar switches for automatic telephone systems

Country Status (1)

Country Link
FR (1) FR982307A (en)

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