CA985359A - Electric incandescent lamps - Google Patents
Electric incandescent lampsInfo
- Publication number
- CA985359A CA985359A CA203,907A CA203907A CA985359A CA 985359 A CA985359 A CA 985359A CA 203907 A CA203907 A CA 203907A CA 985359 A CA985359 A CA 985359A
- Authority
- CA
- Canada
- Prior art keywords
- incandescent lamps
- electric incandescent
- electric
- lamps
- incandescent
- 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
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 |
|---|---|---|---|
| GB5523073A GB1387240A (en) | 1973-11-28 | 1973-11-28 | Electric incandescent lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA985359A true CA985359A (en) | 1976-03-09 |
Family
ID=10473323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA203,907A Expired CA985359A (en) | 1973-11-28 | 1974-07-03 | Electric incandescent lamps |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5086187A (en) |
| AT (1) | AT351632B (en) |
| BE (1) | BE820427R (en) |
| CA (1) | CA985359A (en) |
| CH (1) | CH607326A5 (en) |
| DE (1) | DE2452029C3 (en) |
| FR (1) | FR2252651B2 (en) |
| GB (1) | GB1387240A (en) |
| IT (1) | IT1046818B (en) |
| NL (1) | NL181158C (en) |
| SE (1) | SE396670B (en) |
| ZA (1) | ZA745614B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8302494D0 (en) * | 1983-01-29 | 1983-03-02 | Emi Plc Thorn | Tungsten halogen incandescent lamps |
-
1973
- 1973-11-28 GB GB5523073A patent/GB1387240A/en not_active Expired
- 1973-12-11 SE SE7316709A patent/SE396670B/en unknown
-
1974
- 1974-07-03 CA CA203,907A patent/CA985359A/en not_active Expired
- 1974-09-04 ZA ZA00745614A patent/ZA745614B/en unknown
- 1974-09-25 IT IT27693/74A patent/IT1046818B/en active
- 1974-09-27 BE BE148966A patent/BE820427R/en active
- 1974-10-01 CH CH1320574A patent/CH607326A5/xx not_active IP Right Cessation
- 1974-10-18 AT AT838774A patent/AT351632B/en not_active IP Right Cessation
- 1974-11-02 DE DE2452029A patent/DE2452029C3/en not_active Expired
- 1974-11-27 FR FR7438884A patent/FR2252651B2/fr not_active Expired
- 1974-11-28 NL NLAANVRAGE7415561,A patent/NL181158C/en not_active IP Right Cessation
- 1974-11-28 JP JP49137664A patent/JPS5086187A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AT351632B (en) | 1979-08-10 |
| ATA838774A (en) | 1979-01-15 |
| DE2452029B2 (en) | 1979-05-31 |
| FR2252651B2 (en) | 1978-12-08 |
| NL181158C (en) | 1987-06-16 |
| SE7316709L (en) | 1975-05-29 |
| SE396670B (en) | 1977-09-26 |
| CH607326A5 (en) | 1978-12-15 |
| ZA745614B (en) | 1975-11-26 |
| FR2252651A2 (en) | 1975-06-20 |
| NL181158B (en) | 1987-01-16 |
| DE2452029C3 (en) | 1980-01-24 |
| IT1046818B (en) | 1980-07-31 |
| JPS5086187A (en) | 1975-07-11 |
| NL7415561A (en) | 1975-05-30 |
| GB1387240A (en) | 1975-03-12 |
| DE2452029A1 (en) | 1975-06-05 |
| BE820427R (en) | 1975-01-16 |
| AU7335974A (en) | 1976-03-18 |
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