JPS6416749U - - Google Patents
Info
- Publication number
- JPS6416749U JPS6416749U JP11211187U JP11211187U JPS6416749U JP S6416749 U JPS6416749 U JP S6416749U JP 11211187 U JP11211187 U JP 11211187U JP 11211187 U JP11211187 U JP 11211187U JP S6416749 U JPS6416749 U JP S6416749U
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- level
- light
- circuit
- converts
- 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
- 230000003287 optical effect Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11211187U JPS6416749U (pl) | 1987-07-21 | 1987-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11211187U JPS6416749U (pl) | 1987-07-21 | 1987-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6416749U true JPS6416749U (pl) | 1989-01-27 |
Family
ID=31350755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11211187U Pending JPS6416749U (pl) | 1987-07-21 | 1987-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6416749U (pl) |
-
1987
- 1987-07-21 JP JP11211187U patent/JPS6416749U/ja active Pending
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