FR481696A - Multiple filament electric lamp - Google Patents

Multiple filament electric lamp

Info

Publication number
FR481696A
FR481696A FR481696DA FR481696A FR 481696 A FR481696 A FR 481696A FR 481696D A FR481696D A FR 481696DA FR 481696 A FR481696 A FR 481696A
Authority
FR
France
Prior art keywords
electric lamp
multiple filament
filament electric
lamp
filament
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
Luigi Simonotti
Emilio Simonotti
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR481696A publication Critical patent/FR481696A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR481696D 1915-05-08 1915-10-08 Multiple filament electric lamp Expired FR481696A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT481696X 1915-05-08

Publications (1)

Publication Number Publication Date
FR481696A true FR481696A (en) 1917-01-05

Family

ID=1518776

Family Applications (1)

Application Number Title Priority Date Filing Date
FR481696D Expired FR481696A (en) 1915-05-08 1915-10-08 Multiple filament electric lamp

Country Status (1)

Country Link
FR (1) FR481696A (en)

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