FR65568E - Improvements to switch-operated lighting and signaling systems - Google Patents

Improvements to switch-operated lighting and signaling systems

Info

Publication number
FR65568E
FR65568E FR65568DA FR65568E FR 65568 E FR65568 E FR 65568E FR 65568D A FR65568D A FR 65568DA FR 65568 E FR65568 E FR 65568E
Authority
FR
France
Prior art keywords
switch
signaling systems
operated lighting
lighting
operated
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.)
Victor Products Wallsend Ltd
Victor Products Ltd
Original Assignee
Victor Products Wallsend Ltd
Victor Products Ltd
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 Victor Products Wallsend Ltd, Victor Products Ltd filed Critical Victor Products Wallsend Ltd
Application granted granted Critical
Publication of FR65568E publication Critical patent/FR65568E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/005—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for remote controlled apparatus; for lines connecting such apparatus
FR65568D 1952-07-16 1952-07-16 Improvements to switch-operated lighting and signaling systems Expired FR65568E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR65568T 1952-07-16

Publications (1)

Publication Number Publication Date
FR65568E true FR65568E (en) 1956-02-28

Family

ID=8698423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR65568D Expired FR65568E (en) 1952-07-16 1952-07-16 Improvements to switch-operated lighting and signaling systems

Country Status (1)

Country Link
FR (1) FR65568E (en)

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