JPH0478706U - - Google Patents
Info
- Publication number
- JPH0478706U JPH0478706U JP12021790U JP12021790U JPH0478706U JP H0478706 U JPH0478706 U JP H0478706U JP 12021790 U JP12021790 U JP 12021790U JP 12021790 U JP12021790 U JP 12021790U JP H0478706 U JPH0478706 U JP H0478706U
- Authority
- JP
- Japan
- Prior art keywords
- prism plate
- dark
- back plate
- irradiation opening
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12021790U JPH0478706U (enExample) | 1990-11-19 | 1990-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12021790U JPH0478706U (enExample) | 1990-11-19 | 1990-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0478706U true JPH0478706U (enExample) | 1992-07-09 |
Family
ID=31868133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12021790U Pending JPH0478706U (enExample) | 1990-11-19 | 1990-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0478706U (enExample) |
-
1990
- 1990-11-19 JP JP12021790U patent/JPH0478706U/ja active Pending