JPS6176486U - - Google Patents
Info
- Publication number
- JPS6176486U JPS6176486U JP1984159158U JP15915884U JPS6176486U JP S6176486 U JPS6176486 U JP S6176486U JP 1984159158 U JP1984159158 U JP 1984159158U JP 15915884 U JP15915884 U JP 15915884U JP S6176486 U JPS6176486 U JP S6176486U
- Authority
- JP
- Japan
- Prior art keywords
- illuminance
- detection means
- light emitting
- display
- control circuit
- Prior art date
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000004397 blinking Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Road Signs Or Road Markings (AREA)
- Audible And Visible Signals (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984159158U JPS6176486U (zh) | 1984-10-23 | 1984-10-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984159158U JPS6176486U (zh) | 1984-10-23 | 1984-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6176486U true JPS6176486U (zh) | 1986-05-22 |
Family
ID=30717119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984159158U Pending JPS6176486U (zh) | 1984-10-23 | 1984-10-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6176486U (zh) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53145497A (en) * | 1977-05-24 | 1978-12-18 | Toshiba Electric Equip | Information indicator |
-
1984
- 1984-10-23 JP JP1984159158U patent/JPS6176486U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53145497A (en) * | 1977-05-24 | 1978-12-18 | Toshiba Electric Equip | Information indicator |