NL199222A - - Google Patents
Info
- Publication number
- NL199222A NL199222A NL199222DA NL199222A NL 199222 A NL199222 A NL 199222A NL 199222D A NL199222D A NL 199222DA NL 199222 A NL199222 A NL 199222A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F17/00—Amplifiers using electroluminescent element or photocell
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Light Receiving Elements (AREA)
- Luminescent Compositions (AREA)
- Lasers (AREA)
- Electroluminescent Light Sources (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL342609X | 1955-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL199222A true NL199222A (xx) |
Family
ID=19784762
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL108188D NL108188C (xx) | 1955-07-26 | ||
| NL199222D NL199222A (xx) | 1955-07-26 | ||
| NL276487D NL276487A (xx) | 1955-07-26 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL108188D NL108188C (xx) | 1955-07-26 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL276487D NL276487A (xx) | 1955-07-26 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE549786A (xx) |
| CH (1) | CH342609A (xx) |
| DE (1) | DE1135109B (xx) |
| FR (1) | FR1155088A (xx) |
| GB (1) | GB838438A (xx) |
| NL (3) | NL276487A (xx) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE820015C (de) * | 1949-09-10 | 1951-11-08 | Siemens & Halske A G | Verstaerker |
| US2566349A (en) * | 1950-01-28 | 1951-09-04 | Sylvania Electric Prod | Electroluminescent lamp |
| US2688564A (en) * | 1950-11-22 | 1954-09-07 | Rca Corp | Method of forming cadmium sulfide photoconductive cells |
| DE968667C (de) * | 1952-04-04 | 1958-04-17 | Philips Nv | Bildwandler |
| US2740875A (en) * | 1952-10-02 | 1956-04-03 | Gen Electric | Photoelectric device |
| US2650310A (en) * | 1952-10-10 | 1953-08-25 | Gen Electric | X-ray image intensification and method |
-
0
- NL NL108188D patent/NL108188C/xx active
- BE BE549786D patent/BE549786A/xx unknown
- NL NL199222D patent/NL199222A/xx unknown
- NL NL276487D patent/NL276487A/xx unknown
-
1956
- 1956-07-21 DE DEN12520A patent/DE1135109B/de active Pending
- 1956-07-23 GB GB22718/56A patent/GB838438A/en not_active Expired
- 1956-07-24 FR FR1155088D patent/FR1155088A/fr not_active Expired
- 1956-07-24 CH CH342609D patent/CH342609A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH342609A (de) | 1959-11-30 |
| FR1155088A (fr) | 1958-04-22 |
| DE1135109B (de) | 1962-08-23 |
| GB838438A (en) | 1960-06-22 |
| NL108188C (xx) | |
| NL276487A (xx) | |
| BE549786A (xx) |