FR1558218A - - Google Patents
Info
- Publication number
- FR1558218A FR1558218A FR1558218DA FR1558218A FR 1558218 A FR1558218 A FR 1558218A FR 1558218D A FR1558218D A FR 1558218DA FR 1558218 A FR1558218 A FR 1558218A
- Authority
- FR
- France
- 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
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2084867A JPS4931595B1 (fr) | 1967-03-31 | 1967-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1558218A true FR1558218A (fr) | 1969-02-21 |
Family
ID=12038487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1558218D Expired FR1558218A (fr) | 1967-03-31 | 1968-03-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3493768A (fr) |
| JP (1) | JPS4931595B1 (fr) |
| DE (1) | DE1764079C3 (fr) |
| FR (1) | FR1558218A (fr) |
| GB (1) | GB1226873A (fr) |
| NL (1) | NL6804504A (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5153189U (fr) * | 1974-10-15 | 1976-04-22 | ||
| JPS5153191U (fr) * | 1974-10-15 | 1976-04-22 | ||
| JPS51132189U (fr) * | 1975-04-11 | 1976-10-25 | ||
| JPS51132190U (fr) * | 1975-04-14 | 1976-10-25 | ||
| TWI467601B (zh) * | 2009-08-31 | 2015-01-01 | Universal Cement Corp | 微形變壓阻材料及其製作方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3210551A (en) * | 1952-04-18 | 1965-10-05 | Westinghouse Electric Corp | Electroluminescent image amplifier |
| US3315080A (en) * | 1962-11-20 | 1967-04-18 | Matsushita Electric Ind Co Ltd | Solid-state image intensifier with variable contrast ratio |
-
1967
- 1967-03-31 JP JP2084867A patent/JPS4931595B1/ja active Pending
-
1968
- 1968-03-25 US US715622A patent/US3493768A/en not_active Expired - Lifetime
- 1968-03-28 FR FR1558218D patent/FR1558218A/fr not_active Expired
- 1968-03-29 NL NL6804504A patent/NL6804504A/xx unknown
- 1968-03-29 GB GB1226873D patent/GB1226873A/en not_active Expired
- 1968-03-29 DE DE1764079A patent/DE1764079C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1764079C3 (de) | 1974-05-09 |
| US3493768A (en) | 1970-02-03 |
| GB1226873A (fr) | 1971-03-31 |
| NL6804504A (fr) | 1968-10-01 |
| DE1764079B2 (de) | 1973-10-18 |
| DE1764079A1 (de) | 1972-01-27 |
| JPS4931595B1 (fr) | 1974-08-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |