FR761778A - Bulb for incandescent electric lamps - Google Patents

Bulb for incandescent electric lamps

Info

Publication number
FR761778A
FR761778A FR761778DA FR761778A FR 761778 A FR761778 A FR 761778A FR 761778D A FR761778D A FR 761778DA FR 761778 A FR761778 A FR 761778A
Authority
FR
France
Prior art keywords
bulb
electric lamps
incandescent electric
incandescent
lamps
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR761778A publication Critical patent/FR761778A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/20—Seals between parts of vessels
    • H01J5/22—Vacuum-tight joints between parts of vessel
    • H01J5/24—Vacuum-tight joints between parts of vessel between insulating parts of vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0037—Solid sealing members other than lamp bases
    • H01J2893/0038—Direct connection between two insulating elements, in particular via glass material
    • H01J2893/0039—Glass-to-glass connection, e.g. by soldering
FR761778D 1933-09-18 1933-10-09 Bulb for incandescent electric lamps Expired FR761778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE761778X 1933-09-18

Publications (1)

Publication Number Publication Date
FR761778A true FR761778A (en) 1934-03-27

Family

ID=6666138

Family Applications (1)

Application Number Title Priority Date Filing Date
FR761778D Expired FR761778A (en) 1933-09-18 1933-10-09 Bulb for incandescent electric lamps

Country Status (1)

Country Link
FR (1) FR761778A (en)

Similar Documents

Publication Publication Date Title
FR46256E (en) Incandescent lamps
FR764293A (en) Incandescent lamp
FR807340A (en) Incandescent lamp improvements
FR780751A (en) Incandescent lamp improvements
FR775464A (en) Improvements to incandescent electric lamps
FR772763A (en) Incandescent lamps
FR596001A (en) Colored bulb for incandescent lamps
FR761778A (en) Bulb for incandescent electric lamps
FR731324A (en) Reflector for incandescent electric lamps
FR823094A (en) Luminescent bulb for incandescent electric lamps
FR805737A (en) Tubular incandescent lamp
FR763732A (en) Improvements to incandescent electric lamps or discharge tubes
FR757340A (en) Improvements to incandescent electric lamps
FR840688A (en) Base for incandescent electric lamps
FR801118A (en) Improvements to incandescent electric lamps
FR777504A (en) Incandescent electric lamp for mines
FR781184A (en) Incandescent electric lamps
FR772157A (en) Incandescent electric lamp
FR794530A (en) Frame for incandescent electric lamps
FR782615A (en) Incandescent electric lamps for vehicles
FR791074A (en) Incandescent lamps for projectors
FR763213A (en) Improvements to incandescent electric lamps
FR779807A (en) Electric incandescent gas lamp
FR785139A (en) Improvements to incandescent electric lamps
FR756633A (en) Improvements to incandescent electric lamps