NL39334C - - Google Patents
Info
- Publication number
- NL39334C NL39334C NL39334DA NL39334C NL 39334 C NL39334 C NL 39334C NL 39334D A NL39334D A NL 39334DA NL 39334 C NL39334 C NL 39334C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
- H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
- H01J65/048—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Electromagnetism (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US620403A US1919490A (en) | 1932-07-01 | 1932-07-01 | Source of light and method of operating the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL39334C true NL39334C (de) |
Family
ID=24485787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL39334D NL39334C (de) | 1932-07-01 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1919490A (de) |
| DE (1) | DE615732C (de) |
| FR (1) | FR758409A (de) |
| GB (1) | GB415554A (de) |
| NL (1) | NL39334C (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2484332A (en) * | 1944-09-09 | 1949-10-11 | Emil R Capita | Ultraviolet light apparatus |
| US2920408A (en) * | 1956-09-17 | 1960-01-12 | Reed Res Inc | Electric display sign |
| US3042829A (en) * | 1960-03-22 | 1962-07-03 | Curtis J Humphreys | Sapphire spectrum tube for microwave excitation |
| US3048738A (en) * | 1960-03-22 | 1962-08-07 | Jr Edward Paul | Microwave excited spectrum tube with internal heater |
| US3109960A (en) * | 1960-09-16 | 1963-11-05 | Varian Associates | Electrodeless discharge lamp apparatus |
| FR1318738A (fr) * | 1962-01-10 | 1963-02-22 | Csf | Perfectionnements aux cellules de résonance pour pompage optique |
| US3170086A (en) * | 1962-01-26 | 1965-02-16 | Varian Associates | Electrodeless discharge lamp apparatus |
| US4812702A (en) * | 1987-12-28 | 1989-03-14 | General Electric Company | Excitation coil for hid electrodeless discharge lamp |
-
0
- NL NL39334D patent/NL39334C/xx active
-
1932
- 1932-07-01 US US620403A patent/US1919490A/en not_active Expired - Lifetime
- 1932-08-31 DE DEL81905D patent/DE615732C/de not_active Expired
-
1933
- 1933-06-30 FR FR758409D patent/FR758409A/fr not_active Expired
- 1933-07-01 GB GB18721/33A patent/GB415554A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB415554A (en) | 1934-08-30 |
| US1919490A (en) | 1933-07-25 |
| DE615732C (de) | 1935-07-11 |
| FR758409A (fr) | 1934-01-17 |