FR1144017A - Further training in electric lighting devices, in particular temporary lighting devices - Google Patents

Further training in electric lighting devices, in particular temporary lighting devices

Info

Publication number
FR1144017A
FR1144017A FR1144017DA FR1144017A FR 1144017 A FR1144017 A FR 1144017A FR 1144017D A FR1144017D A FR 1144017DA FR 1144017 A FR1144017 A FR 1144017A
Authority
FR
France
Prior art keywords
lighting devices
further training
particular temporary
electric
electric lighting
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)
Inventor
Claude-Charles-Andre Poilpre
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 filed Critical
Application granted granted Critical
Publication of FR1144017A publication Critical patent/FR1144017A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/161—Indicators for switching condition, e.g. "on" or "off" comprising light emitting elements
FR1144017D 1952-03-17 1952-03-17 Further training in electric lighting devices, in particular temporary lighting devices Expired FR1144017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1144017T 1952-03-17

Publications (1)

Publication Number Publication Date
FR1144017A true FR1144017A (en) 1957-10-08

Family

ID=9644212

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1144017D Expired FR1144017A (en) 1952-03-17 1952-03-17 Further training in electric lighting devices, in particular temporary lighting devices

Country Status (1)

Country Link
FR (1) FR1144017A (en)

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