FR755808A - Incandescent electric lamp with silver tapered mirror - Google Patents

Incandescent electric lamp with silver tapered mirror

Info

Publication number
FR755808A
FR755808A FR755808DA FR755808A FR 755808 A FR755808 A FR 755808A FR 755808D A FR755808D A FR 755808DA FR 755808 A FR755808 A FR 755808A
Authority
FR
France
Prior art keywords
silver
electric lamp
incandescent electric
tapered mirror
tapered
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
Antonin-Mathieu Marechal
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 FR755808A publication Critical patent/FR755808A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/26—Screens; Filters
FR755808D 1933-05-19 1933-05-19 Incandescent electric lamp with silver tapered mirror Expired FR755808A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR755808T 1933-05-19

Publications (1)

Publication Number Publication Date
FR755808A true FR755808A (en) 1933-11-30

Family

ID=9165247

Family Applications (1)

Application Number Title Priority Date Filing Date
FR755808D Expired FR755808A (en) 1933-05-19 1933-05-19 Incandescent electric lamp with silver tapered mirror

Country Status (1)

Country Link
FR (1) FR755808A (en)

Similar Documents

Publication Publication Date Title
FR837699A (en) Incandescent electric lamp
FR755808A (en) Incandescent electric lamp with silver tapered mirror
FR782391A (en) Electric lamp
FR782179A (en) Electric lamp
FR836840A (en) Incandescent electric lamp
FR839200A (en) Incandescent electric lamp
FR772157A (en) Incandescent electric lamp
FR782358A (en) Electric lamp
FR772763A (en) Incandescent lamps
FR779807A (en) Electric incandescent gas lamp
FR805737A (en) Tubular incandescent lamp
FR797460A (en) Incandescent electric lamp
FR779094A (en) Incandescent electric lamp
FR784622A (en) Incandescent electric lamp
FR736750A (en) Incandescent electric lamp
FR798442A (en) Incandescent electric lamp
FR738865A (en) Incandescent electric lamp with reflective coating
FR844304A (en) Incandescent electric lamp
FR839169A (en) Incandescent electric lamp
FR43514E (en) Incandescent electric lamp with gaseous atmosphere
FR768297A (en) Incandescent filament electric lamp
FR777504A (en) Incandescent electric lamp for mines
FR746249A (en) Electric lamp with semi-indirect lighting
FR830156A (en) Incandescent electric lamp
FR820382A (en) Incandescent electric lamp