BE640496A - - Google Patents
Info
- Publication number
- BE640496A BE640496A BE640496A BE640496A BE640496A BE 640496 A BE640496 A BE 640496A BE 640496 A BE640496 A BE 640496A BE 640496 A BE640496 A BE 640496A BE 640496 A BE640496 A BE 640496A
- Authority
- BE
- Belgium
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1961N0020381 DE1237683B (en) | 1961-07-26 | 1961-07-26 | Gas-filled electric light bulb |
| DE1962N0022422 DE1236652B (en) | 1962-11-29 | 1962-11-29 | Gas-filled electric light bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE640496A true BE640496A (en) | 1964-05-27 |
Family
ID=25988764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE640496A BE640496A (en) | 1961-07-26 | 1963-11-27 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE640496A (en) |
| GB (2) | GB954729A (en) |
| NL (1) | NL300959A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2009916C2 (en) * | 1970-03-03 | 1985-05-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Halogen light bulb |
| DE10334365A1 (en) * | 2003-05-27 | 2005-04-14 | Ip2H Ag | Light source and a method for providing a transport function for a chemical element in a light source |
| DE102004034807A1 (en) * | 2004-07-19 | 2006-03-16 | Ip2H Ag | Light source and a method for mechanical stabilization of the filament or the electrode of a light source |
-
0
- NL NL300959D patent/NL300959A/xx unknown
-
1962
- 1962-07-23 GB GB2824062A patent/GB954729A/en not_active Expired
-
1963
- 1963-11-26 GB GB4665563A patent/GB1019814A/en not_active Expired
- 1963-11-27 BE BE640496A patent/BE640496A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL300959A (en) | |
| GB1019814A (en) | 1966-02-09 |
| GB954729A (en) | 1964-04-08 |