JPH01136135A - オーバーヘッドプロジェクタ - Google Patents
オーバーヘッドプロジェクタInfo
- Publication number
- JPH01136135A JPH01136135A JP62295650A JP29565087A JPH01136135A JP H01136135 A JPH01136135 A JP H01136135A JP 62295650 A JP62295650 A JP 62295650A JP 29565087 A JP29565087 A JP 29565087A JP H01136135 A JPH01136135 A JP H01136135A
- Authority
- JP
- Japan
- Prior art keywords
- overhead projector
- discharge hole
- base
- main body
- projection head
- 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
- 238000001816 cooling Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 5
- 230000009545 invasion Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62295650A JPH01136135A (ja) | 1987-11-24 | 1987-11-24 | オーバーヘッドプロジェクタ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62295650A JPH01136135A (ja) | 1987-11-24 | 1987-11-24 | オーバーヘッドプロジェクタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01136135A true JPH01136135A (ja) | 1989-05-29 |
JPH0455488B2 JPH0455488B2 (enrdf_load_stackoverflow) | 1992-09-03 |
Family
ID=17823394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62295650A Granted JPH01136135A (ja) | 1987-11-24 | 1987-11-24 | オーバーヘッドプロジェクタ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01136135A (enrdf_load_stackoverflow) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5143820U (enrdf_load_stackoverflow) * | 1974-09-30 | 1976-03-31 | ||
JPS5432330A (en) * | 1977-08-17 | 1979-03-09 | Mitsubishi Chem Ind | Electric copying stensil paper recording medium |
JPS5627859A (en) * | 1979-08-15 | 1981-03-18 | Matsushita Electric Works Ltd | Sunken kotatsu |
-
1987
- 1987-11-24 JP JP62295650A patent/JPH01136135A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5143820U (enrdf_load_stackoverflow) * | 1974-09-30 | 1976-03-31 | ||
JPS5432330A (en) * | 1977-08-17 | 1979-03-09 | Mitsubishi Chem Ind | Electric copying stensil paper recording medium |
JPS5627859A (en) * | 1979-08-15 | 1981-03-18 | Matsushita Electric Works Ltd | Sunken kotatsu |
Also Published As
Publication number | Publication date |
---|---|
JPH0455488B2 (enrdf_load_stackoverflow) | 1992-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |