NL249410A - - Google Patents
Info
- Publication number
- NL249410A NL249410A NL249410A NL249410A NL249410A NL 249410 A NL249410 A NL 249410A NL 249410 A NL249410 A NL 249410A NL 249410 A NL249410 A NL 249410A NL 249410 A NL249410 A NL 249410A
- Authority
- NL
- Netherlands
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF27960A DE1084848B (de) | 1959-03-14 | 1959-03-14 | Photowiderstand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL249410A true NL249410A (en:Method) | 1966-02-15 |
| NL113052C NL113052C (nl) | 1966-07-15 |
Family
ID=7092679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL249410A NL113052C (nl) | 1959-03-14 | 1960-03-14 | Fotoweerstand |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH391125A (en:Method) |
| DE (1) | DE1084848B (en:Method) |
| NL (1) | NL113052C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1104631B (de) * | 1959-11-12 | 1961-04-13 | Forschungslaboratorium Prof Dr | Vorrichtung zur willkuerlichen Einstellung der Empfindlichkeit eines Photowider-standes |
| DE1261226B (de) * | 1964-12-21 | 1968-02-15 | Intron Leipzig Werk Fuer Ind E | Empfindlichkeitseinstellung fuer die zylinderfoermige Fotozelle eines Daemmerungsschalters durch UEberziehen der Fotozelle mit einer Folie entsprechender Lichtdurchlaessigkeit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE278022C (en:Method) * | 1912-05-06 | |||
| GB589345A (en) * | 1944-06-12 | 1947-06-18 | Gen Electric Co Ltd | Improvements in optical filters and masks |
| DE839096C (de) * | 1950-06-06 | 1952-05-15 | Licentia Gmbh | Filter fuer Photozellen und andere lichtelektrische Organe |
| US2680817A (en) * | 1951-08-24 | 1954-06-08 | Bendix Aviat Corp | Illuminometer |
| FR1049867A (fr) * | 1952-01-25 | 1954-01-04 | Filtre-réseau pour teinte gris neutre | |
| DE1044298B (de) * | 1952-04-29 | 1958-11-20 | Standard Elektrik Lorenz Ag | Photoelement |
-
1959
- 1959-03-14 DE DEF27960A patent/DE1084848B/de active Pending
-
1960
- 1960-02-26 CH CH216560A patent/CH391125A/de unknown
- 1960-03-14 NL NL249410A patent/NL113052C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| NL113052C (nl) | 1966-07-15 |
| DE1084848B (de) | 1960-07-07 |
| CH391125A (de) | 1965-04-30 |