BE692311A - - Google Patents
Info
- Publication number
- BE692311A BE692311A BE692311DA BE692311A BE 692311 A BE692311 A BE 692311A BE 692311D A BE692311D A BE 692311DA BE 692311 A BE692311 A BE 692311A
- Authority
- BE
- Belgium
- 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
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
- H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6600241A NL6600241A (zh) | 1966-01-08 | 1966-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE692311A true BE692311A (zh) | 1967-07-06 |
Family
ID=19795423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE692311D Expired BE692311A (zh) | 1966-01-08 | 1967-01-06 |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT272457B (zh) |
| BE (1) | BE692311A (zh) |
| CH (1) | CH460947A (zh) |
| DE (1) | DE1589237C3 (zh) |
| ES (1) | ES335305A1 (zh) |
| FR (1) | FR1507675A (zh) |
| GB (1) | GB1166945A (zh) |
| NL (1) | NL6600241A (zh) |
| SE (1) | SE323143B (zh) |
-
1966
- 1966-01-08 NL NL6600241A patent/NL6600241A/xx unknown
-
1967
- 1967-01-04 DE DE19671589237 patent/DE1589237C3/de not_active Expired
- 1967-01-05 AT AT15167A patent/AT272457B/de active
- 1967-01-05 SE SE223/67A patent/SE323143B/xx unknown
- 1967-01-05 CH CH10467A patent/CH460947A/de unknown
- 1967-01-05 ES ES0335305A patent/ES335305A1/es not_active Expired
- 1967-01-06 BE BE692311D patent/BE692311A/xx not_active Expired
- 1967-01-09 GB GB108867A patent/GB1166945A/en not_active Expired
- 1967-01-09 FR FR90437A patent/FR1507675A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1589237B2 (de) | 1974-11-21 |
| CH460947A (de) | 1968-08-15 |
| NL6600241A (zh) | 1967-07-10 |
| SE323143B (zh) | 1970-04-27 |
| DE1589237A1 (de) | 1970-04-09 |
| AT272457B (de) | 1969-07-10 |
| FR1507675A (fr) | 1967-12-29 |
| GB1166945A (en) | 1969-10-15 |
| DE1589237C3 (de) | 1975-07-10 |
| ES335305A1 (es) | 1967-12-01 |