BE449181A - - Google Patents
Info
- Publication number
- BE449181A BE449181A BE449181DA BE449181A BE 449181 A BE449181 A BE 449181A BE 449181D A BE449181D A BE 449181DA BE 449181 A BE449181 A BE 449181A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU233679X | 1942-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE449181A true BE449181A (en:Method) |
Family
ID=10978441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE449181D BE449181A (en:Method) | 1942-02-28 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE449181A (en:Method) |
| CH (1) | CH233679A (en:Method) |
| FR (1) | FR891581A (en:Method) |
| NL (1) | NL67289C (en:Method) |
-
0
- NL NL67289D patent/NL67289C/xx active
- BE BE449181D patent/BE449181A/xx unknown
-
1943
- 1943-02-02 CH CH233679D patent/CH233679A/de unknown
- 1943-02-27 FR FR891581D patent/FR891581A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR891581A (fr) | 1944-03-10 |
| CH233679A (de) | 1944-08-15 |
| NL67289C (en:Method) |