GB191208086A - Improvements relating to Electric Incandescent Lamps. - Google Patents

Improvements relating to Electric Incandescent Lamps.

Info

Publication number
GB191208086A
GB191208086A GB191208086DA GB191208086A GB 191208086 A GB191208086 A GB 191208086A GB 191208086D A GB191208086D A GB 191208086DA GB 191208086 A GB191208086 A GB 191208086A
Authority
GB
United Kingdom
Prior art keywords
bulbs
centre
light
incandescent lamps
improvements relating
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)
Inventor
Peter Cooper Hewitt
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 GB191208086A publication Critical patent/GB191208086A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/30—Envelopes; Vessels incorporating lenses

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Surface Treatment Of Glass (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB191208086D 1911-04-08 1912-04-03 Improvements relating to Electric Incandescent Lamps. Expired GB191208086A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US442176XA 1911-04-08 1911-04-08

Publications (1)

Publication Number Publication Date
GB191208086A true GB191208086A (en) 1912-10-24

Family

ID=32596972

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191208086D Expired GB191208086A (en) 1911-04-08 1912-04-03 Improvements relating to Electric Incandescent Lamps.

Country Status (3)

Country Link
DE (2) DE280693C (de)
FR (1) FR442176A (de)
GB (1) GB191208086A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006087320A1 (en) * 2005-02-18 2006-08-24 Glaverbel Process for the selective etching of a glass article surface
US10957827B2 (en) 2004-05-07 2021-03-23 Bruce H. Baretz Light emitting diode

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL249365A (de) * 1959-03-26
DE1123395B (de) * 1959-11-05 1962-02-08 Hans Joachim Lindner Dr Ing Leuchte mit mehreren Gluehlampen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10957827B2 (en) 2004-05-07 2021-03-23 Bruce H. Baretz Light emitting diode
US11158768B2 (en) 2004-05-07 2021-10-26 Bruce H. Baretz Vacuum light emitting diode
WO2006087320A1 (en) * 2005-02-18 2006-08-24 Glaverbel Process for the selective etching of a glass article surface
EA012664B1 (ru) * 2005-02-18 2009-12-30 Агк Флэт Гласс Юроп Са Способ селективного травления поверхности стеклянного изделия

Also Published As

Publication number Publication date
FR442176A (fr) 1912-08-26
DE280693C (de)
DE273432C (de)

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