JPH02140517U - - Google Patents
Info
- Publication number
- JPH02140517U JPH02140517U JP4981689U JP4981689U JPH02140517U JP H02140517 U JPH02140517 U JP H02140517U JP 4981689 U JP4981689 U JP 4981689U JP 4981689 U JP4981689 U JP 4981689U JP H02140517 U JPH02140517 U JP H02140517U
- Authority
- JP
- Japan
- Prior art keywords
- astronomical telescope
- lens barrel
- holes
- rear side
- air supply
- 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
Landscapes
- Telescopes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4981689U JPH02140517U (en]) | 1989-04-27 | 1989-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4981689U JPH02140517U (en]) | 1989-04-27 | 1989-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140517U true JPH02140517U (en]) | 1990-11-26 |
Family
ID=31567830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4981689U Pending JPH02140517U (en]) | 1989-04-27 | 1989-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140517U (en]) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS568109A (en) * | 1979-07-03 | 1981-01-27 | Toshikazu Iwasaki | Reflecting telescope |
| JPS5612939A (en) * | 1979-07-12 | 1981-02-07 | Matsushita Electric Ind Co Ltd | Ventilating apparatus |
| JPS6234175A (ja) * | 1985-08-08 | 1987-02-14 | Fuji Electric Co Ltd | 電子写真装置 |
-
1989
- 1989-04-27 JP JP4981689U patent/JPH02140517U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS568109A (en) * | 1979-07-03 | 1981-01-27 | Toshikazu Iwasaki | Reflecting telescope |
| JPS5612939A (en) * | 1979-07-12 | 1981-02-07 | Matsushita Electric Ind Co Ltd | Ventilating apparatus |
| JPS6234175A (ja) * | 1985-08-08 | 1987-02-14 | Fuji Electric Co Ltd | 電子写真装置 |