JPH02131743U - - Google Patents
Info
- Publication number
- JPH02131743U JPH02131743U JP3897290U JP3897290U JPH02131743U JP H02131743 U JPH02131743 U JP H02131743U JP 3897290 U JP3897290 U JP 3897290U JP 3897290 U JP3897290 U JP 3897290U JP H02131743 U JPH02131743 U JP H02131743U
- Authority
- JP
- Japan
- Prior art keywords
- sliding plate
- positioning means
- sliding
- projector
- overhead type
- 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.)
- Granted
Links
- 239000011521 glass Substances 0.000 claims description 3
- 239000006059 cover glass Substances 0.000 claims description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990038972U JPH0428091Y2 (en)) | 1990-04-13 | 1990-04-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990038972U JPH0428091Y2 (en)) | 1990-04-13 | 1990-04-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02131743U true JPH02131743U (en)) | 1990-11-01 |
JPH0428091Y2 JPH0428091Y2 (en)) | 1992-07-07 |
Family
ID=31547454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990038972U Expired JPH0428091Y2 (en)) | 1990-04-13 | 1990-04-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0428091Y2 (en)) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5140344U (en)) * | 1974-09-20 | 1976-03-25 | ||
JPS5236925U (en)) * | 1975-09-09 | 1977-03-16 | ||
JPS5334486A (en) * | 1976-09-06 | 1978-03-31 | Philips Nv | Light emitting gallium semiconductor device and method of producing same |
JPS5549290A (en) * | 1978-10-03 | 1980-04-09 | Toppan Printing Co Ltd | Printing on plastic molding |
-
1990
- 1990-04-13 JP JP1990038972U patent/JPH0428091Y2/ja not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5140344U (en)) * | 1974-09-20 | 1976-03-25 | ||
JPS5236925U (en)) * | 1975-09-09 | 1977-03-16 | ||
JPS5334486A (en) * | 1976-09-06 | 1978-03-31 | Philips Nv | Light emitting gallium semiconductor device and method of producing same |
JPS5549290A (en) * | 1978-10-03 | 1980-04-09 | Toppan Printing Co Ltd | Printing on plastic molding |
Also Published As
Publication number | Publication date |
---|---|
JPH0428091Y2 (en)) | 1992-07-07 |