JPS61173019U - - Google Patents
Info
- Publication number
- JPS61173019U JPS61173019U JP5649085U JP5649085U JPS61173019U JP S61173019 U JPS61173019 U JP S61173019U JP 5649085 U JP5649085 U JP 5649085U JP 5649085 U JP5649085 U JP 5649085U JP S61173019 U JPS61173019 U JP S61173019U
- Authority
- JP
- Japan
- Prior art keywords
- light
- movable plate
- shielding
- louver
- fixed plate
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Optical Transform (AREA)
- Level Indicators Using A Float (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5649085U JPS61173019U (sv) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5649085U JPS61173019U (sv) | 1985-04-15 | 1985-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61173019U true JPS61173019U (sv) | 1986-10-28 |
Family
ID=30580132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5649085U Pending JPS61173019U (sv) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61173019U (sv) |
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1985
- 1985-04-15 JP JP5649085U patent/JPS61173019U/ja active Pending