JPS6330841U - - Google Patents
Info
- Publication number
- JPS6330841U JPS6330841U JP1986125335U JP12533586U JPS6330841U JP S6330841 U JPS6330841 U JP S6330841U JP 1986125335 U JP1986125335 U JP 1986125335U JP 12533586 U JP12533586 U JP 12533586U JP S6330841 U JPS6330841 U JP S6330841U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- transparent
- liquid crystal
- voltage
- opaque
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 2
- 239000003550 marker Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Liquid Crystal (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986125335U JPH0521068Y2 (US20020193084A1-20021219-M00002.png) | 1986-08-18 | 1986-08-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986125335U JPH0521068Y2 (US20020193084A1-20021219-M00002.png) | 1986-08-18 | 1986-08-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6330841U true JPS6330841U (US20020193084A1-20021219-M00002.png) | 1988-02-29 |
| JPH0521068Y2 JPH0521068Y2 (US20020193084A1-20021219-M00002.png) | 1993-05-31 |
Family
ID=31018147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986125335U Expired - Lifetime JPH0521068Y2 (US20020193084A1-20021219-M00002.png) | 1986-08-18 | 1986-08-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0521068Y2 (US20020193084A1-20021219-M00002.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003094886A (ja) * | 2001-09-21 | 2003-04-03 | Ricoh Co Ltd | 書込み可能な表示装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS474331U (US20020193084A1-20021219-M00002.png) * | 1971-02-06 | 1972-09-09 |
-
1986
- 1986-08-18 JP JP1986125335U patent/JPH0521068Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS474331U (US20020193084A1-20021219-M00002.png) * | 1971-02-06 | 1972-09-09 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003094886A (ja) * | 2001-09-21 | 2003-04-03 | Ricoh Co Ltd | 書込み可能な表示装置 |
| JP4533566B2 (ja) * | 2001-09-21 | 2010-09-01 | 株式会社リコー | 書込み可能な表示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0521068Y2 (US20020193084A1-20021219-M00002.png) | 1993-05-31 |
