KR870009172U - Automatic dimming circuit - Google Patents
Automatic dimming circuitInfo
- Publication number
- KR870009172U KR870009172U KR2019850015470U KR850015470U KR870009172U KR 870009172 U KR870009172 U KR 870009172U KR 2019850015470 U KR2019850015470 U KR 2019850015470U KR 850015470 U KR850015470 U KR 850015470U KR 870009172 U KR870009172 U KR 870009172U
- Authority
- KR
- South Korea
- Prior art keywords
- dimming circuit
- automatic dimming
- automatic
- circuit
- dimming
- Prior art date
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
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/041—Controlling the light-intensity of the source
- H05B39/042—Controlling the light-intensity of the source by measuring the incident light
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019850015470U KR890003628Y1 (en) | 1985-11-25 | 1985-11-25 | Automatic electric light circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019850015470U KR890003628Y1 (en) | 1985-11-25 | 1985-11-25 | Automatic electric light circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870009172U true KR870009172U (en) | 1987-06-15 |
KR890003628Y1 KR890003628Y1 (en) | 1989-05-27 |
Family
ID=19246655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019850015470U KR890003628Y1 (en) | 1985-11-25 | 1985-11-25 | Automatic electric light circuit |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR890003628Y1 (en) |
-
1985
- 1985-11-25 KR KR2019850015470U patent/KR890003628Y1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR890003628Y1 (en) | 1989-05-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
NORF | Unpaid initial registration fee |