JPH02105496U - - Google Patents
Info
- Publication number
- JPH02105496U JPH02105496U JP1989015226U JP1522689U JPH02105496U JP H02105496 U JPH02105496 U JP H02105496U JP 1989015226 U JP1989015226 U JP 1989015226U JP 1522689 U JP1522689 U JP 1522689U JP H02105496 U JPH02105496 U JP H02105496U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- motor
- automatic
- detected
- screen device
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989015226U JPH02105496U (zh) | 1989-02-10 | 1989-02-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989015226U JPH02105496U (zh) | 1989-02-10 | 1989-02-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02105496U true JPH02105496U (zh) | 1990-08-22 |
Family
ID=31227093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989015226U Pending JPH02105496U (zh) | 1989-02-10 | 1989-02-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02105496U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014160210A (ja) * | 2013-02-20 | 2014-09-04 | Fantekkusu:Kk | 電動スクリーン装置 |
-
1989
- 1989-02-10 JP JP1989015226U patent/JPH02105496U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014160210A (ja) * | 2013-02-20 | 2014-09-04 | Fantekkusu:Kk | 電動スクリーン装置 |