JPH02138829U - - Google Patents
Info
- Publication number
- JPH02138829U JPH02138829U JP4914189U JP4914189U JPH02138829U JP H02138829 U JPH02138829 U JP H02138829U JP 4914189 U JP4914189 U JP 4914189U JP 4914189 U JP4914189 U JP 4914189U JP H02138829 U JPH02138829 U JP H02138829U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- projecting
- emitting element
- state
- 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 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4914189U JPH02138829U (et) | 1989-04-26 | 1989-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4914189U JPH02138829U (et) | 1989-04-26 | 1989-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02138829U true JPH02138829U (et) | 1990-11-20 |
Family
ID=31566581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4914189U Pending JPH02138829U (et) | 1989-04-26 | 1989-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02138829U (et) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS444526Y1 (et) * | 1967-09-21 | 1969-02-19 |
-
1989
- 1989-04-26 JP JP4914189U patent/JPH02138829U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS444526Y1 (et) * | 1967-09-21 | 1969-02-19 |