JPH0117576Y2 - - Google Patents
Info
- Publication number
- JPH0117576Y2 JPH0117576Y2 JP2478681U JP2478681U JPH0117576Y2 JP H0117576 Y2 JPH0117576 Y2 JP H0117576Y2 JP 2478681 U JP2478681 U JP 2478681U JP 2478681 U JP2478681 U JP 2478681U JP H0117576 Y2 JPH0117576 Y2 JP H0117576Y2
- Authority
- JP
- Japan
- Prior art keywords
- ceiling surface
- light
- large number
- ceiling
- shielding 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.)
- Expired
Links
- 239000000126 substance Substances 0.000 claims description 2
- 238000005286 illumination Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2478681U JPH0117576Y2 (zh) | 1981-02-24 | 1981-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2478681U JPH0117576Y2 (zh) | 1981-02-24 | 1981-02-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57138872U JPS57138872U (zh) | 1982-08-30 |
| JPH0117576Y2 true JPH0117576Y2 (zh) | 1989-05-22 |
Family
ID=29822497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2478681U Expired JPH0117576Y2 (zh) | 1981-02-24 | 1981-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0117576Y2 (zh) |
-
1981
- 1981-02-24 JP JP2478681U patent/JPH0117576Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57138872U (zh) | 1982-08-30 |