FR44536E - Nouvelle ampoule électrique pour lampes et projecteurs - Google Patents

Nouvelle ampoule électrique pour lampes et projecteurs

Info

Publication number
FR44536E
FR44536E FR44536DA FR44536E FR 44536 E FR44536 E FR 44536E FR 44536D A FR44536D A FR 44536DA FR 44536 E FR44536 E FR 44536E
Authority
FR
France
Prior art keywords
spotlights
lamps
new electric
electric bulb
bulb
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
English (en)
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.)
Lampe Yvel Auto Lampe & Cie An
Original Assignee
Lampe Yvel Auto Lampe & Cie An
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 Lampe Yvel Auto Lampe & Cie An filed Critical Lampe Yvel Auto Lampe & Cie An
Application granted granted Critical
Publication of FR44536E publication Critical patent/FR44536E/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/02—Compositions for glass with special properties for coloured glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
    • C03C14/006—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of microcrystallites, e.g. of optically or electrically active material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Dispersion Chemistry (AREA)
FR44536D 1933-10-30 1933-10-30 Nouvelle ampoule électrique pour lampes et projecteurs Expired FR44536E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44536T 1933-10-30

Publications (1)

Publication Number Publication Date
FR44536E true FR44536E (fr) 1935-02-19

Family

ID=8680361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44536D Expired FR44536E (fr) 1933-10-30 1933-10-30 Nouvelle ampoule électrique pour lampes et projecteurs

Country Status (1)

Country Link
FR (1) FR44536E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2469490A (en) * 1944-11-06 1949-05-10 Corning Glass Works Infrared transmitting glass

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2469490A (en) * 1944-11-06 1949-05-10 Corning Glass Works Infrared transmitting glass

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