CH497788A - Halogengefüllte elektrische Glühlampe - Google Patents
Halogengefüllte elektrische GlühlampeInfo
- Publication number
- CH497788A CH497788A CH1604669A CH1604669A CH497788A CH 497788 A CH497788 A CH 497788A CH 1604669 A CH1604669 A CH 1604669A CH 1604669 A CH1604669 A CH 1604669A CH 497788 A CH497788 A CH 497788A
- Authority
- CH
- Switzerland
- Prior art keywords
- halogen
- light bulb
- electric light
- filled electric
- filled
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7803768 | 1968-10-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH497788A true CH497788A (de) | 1970-10-15 |
Family
ID=13650606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1604669A CH497788A (de) | 1968-10-28 | 1969-10-28 | Halogengefüllte elektrische Glühlampe |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH497788A (de) |
DE (1) | DE1954236C3 (de) |
FR (1) | FR2021715A1 (de) |
GB (1) | GB1255105A (de) |
-
1969
- 1969-10-27 FR FR6936772A patent/FR2021715A1/fr active Pending
- 1969-10-28 DE DE1954236A patent/DE1954236C3/de not_active Expired
- 1969-10-28 GB GB52685/69A patent/GB1255105A/en not_active Expired
- 1969-10-28 CH CH1604669A patent/CH497788A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1255105A (en) | 1971-11-24 |
DE1954236B2 (de) | 1979-09-27 |
DE1954236A1 (de) | 1970-05-27 |
DE1954236C3 (de) | 1980-06-26 |
FR2021715A1 (de) | 1970-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |