CN2434144Y - 一种电子黑板 - Google Patents
一种电子黑板 Download PDFInfo
- Publication number
- CN2434144Y CN2434144Y CN 00244158 CN00244158U CN2434144Y CN 2434144 Y CN2434144 Y CN 2434144Y CN 00244158 CN00244158 CN 00244158 CN 00244158 U CN00244158 U CN 00244158U CN 2434144 Y CN2434144 Y CN 2434144Y
- Authority
- CN
- China
- Prior art keywords
- power supply
- writing pen
- light emitting
- electronic blackboard
- turn
- 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.)
- Expired - Fee Related
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 15
- 239000010703 silicon Substances 0.000 claims abstract description 15
- 239000000428 dust Substances 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000004630 mental health Effects 0.000 abstract 1
- 101000579646 Penaeus vannamei Penaeidin-1 Proteins 0.000 description 5
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00244158 CN2434144Y (zh) | 2000-07-25 | 2000-07-25 | 一种电子黑板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00244158 CN2434144Y (zh) | 2000-07-25 | 2000-07-25 | 一种电子黑板 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2434144Y true CN2434144Y (zh) | 2001-06-13 |
Family
ID=33603898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 00244158 Expired - Fee Related CN2434144Y (zh) | 2000-07-25 | 2000-07-25 | 一种电子黑板 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2434144Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103208236A (zh) * | 2012-12-30 | 2013-07-17 | 郑强胜 | 一种手写led显示屏 |
CN103481702A (zh) * | 2013-09-24 | 2014-01-01 | 无锡莱吉特信息科技有限公司 | 一种基于压力传感器的led黑板 |
-
2000
- 2000-07-25 CN CN 00244158 patent/CN2434144Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103208236A (zh) * | 2012-12-30 | 2013-07-17 | 郑强胜 | 一种手写led显示屏 |
CN103481702A (zh) * | 2013-09-24 | 2014-01-01 | 无锡莱吉特信息科技有限公司 | 一种基于压力传感器的led黑板 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: XING ZHIZHOU; WANG RUIXIA; CHANG JIANWEI Free format text: CHANGE FOR CO-PATENTEE; FORMER NAME OR ADDRESS: NONE Owner name: CAI XINYU Free format text: FORMER NAME OR ADDRESS: XING ZHIGUO |
|
CP03 | Change of name, title or address |
Address after: 450002 Henan Commercial Science Research Institute, No. 87 Wenhua Road, Zhengzhou Co-patentee after: Xing Zhizhou Patentee after: Cai Xinyu Co-patentee after: Wang Ruixia Co-patentee after: Chang Jianwei Address before: The 450053 branch of the Zhengzhou railway beichengliangduan zhengtie dispatching center Patentee before: Xing Zhiguo |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |