JPH0218874U - - Google Patents
Info
- Publication number
- JPH0218874U JPH0218874U JP9662888U JP9662888U JPH0218874U JP H0218874 U JPH0218874 U JP H0218874U JP 9662888 U JP9662888 U JP 9662888U JP 9662888 U JP9662888 U JP 9662888U JP H0218874 U JPH0218874 U JP H0218874U
- Authority
- JP
- Japan
- Prior art keywords
- keyhole
- light emitting
- lighting device
- emitting element
- level comparator
- 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
- 238000005286 illumination Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9662888U JPH0218874U (en]) | 1988-07-21 | 1988-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9662888U JPH0218874U (en]) | 1988-07-21 | 1988-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0218874U true JPH0218874U (en]) | 1990-02-07 |
Family
ID=31321656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9662888U Pending JPH0218874U (en]) | 1988-07-21 | 1988-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0218874U (en]) |
-
1988
- 1988-07-21 JP JP9662888U patent/JPH0218874U/ja active Pending
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