CN2754901Y - 精确擦除型黑板擦 - Google Patents
精确擦除型黑板擦 Download PDFInfo
- Publication number
- CN2754901Y CN2754901Y CN 200420009591 CN200420009591U CN2754901Y CN 2754901 Y CN2754901 Y CN 2754901Y CN 200420009591 CN200420009591 CN 200420009591 CN 200420009591 U CN200420009591 U CN 200420009591U CN 2754901 Y CN2754901 Y CN 2754901Y
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- blackboard
- brush
- writing
- eraser body
- 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
- 239000004744 fabric Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420009591 CN2754901Y (zh) | 2004-10-06 | 2004-10-06 | 精确擦除型黑板擦 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420009591 CN2754901Y (zh) | 2004-10-06 | 2004-10-06 | 精确擦除型黑板擦 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2754901Y true CN2754901Y (zh) | 2006-02-01 |
Family
ID=35928534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200420009591 Expired - Fee Related CN2754901Y (zh) | 2004-10-06 | 2004-10-06 | 精确擦除型黑板擦 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2754901Y (zh) |
-
2004
- 2004-10-06 CN CN 200420009591 patent/CN2754901Y/zh not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN2754901Y (zh) | 精确擦除型黑板擦 | |
CN201291694Y (zh) | 环保黑板擦 | |
CN205631856U (zh) | 一种手拉式快速黑板擦 | |
CN2780496Y (zh) | 多功能丁字尺 | |
CN211431396U (zh) | 一种新型笔袋 | |
CN202079974U (zh) | 一种新型白板笔 | |
CN2209601Y (zh) | 多功能学生专用笔 | |
CN2192477Y (zh) | 多用圆规 | |
CN200970977Y (zh) | 多功能方便橡皮 | |
CN202053739U (zh) | 一种白板笔 | |
CN221769525U (zh) | 一种方便使用的眉笔 | |
CN2302894Y (zh) | 曲杆式书写笔 | |
CN2262492Y (zh) | 防近保健书写笔 | |
CN2581194Y (zh) | 三角型信息笔 | |
CN2407940Y (zh) | 一种钢笔尖 | |
CN2496665Y (zh) | 多功能教学笔 | |
CN2838995Y (zh) | 双面凹凸点钞指套 | |
CN2353546Y (zh) | 自来水笔尖 | |
CN2472949Y (zh) | 软硬组合的自来水笔头 | |
CN1234547C (zh) | 伸缩笔 | |
CN2302900Y (zh) | 多功能橡皮擦 | |
CN2523615Y (zh) | 黑板揩 | |
CN2295599Y (zh) | 一种可画写数种粗细不同线条的钢笔尖 | |
CN2527451Y (zh) | 紧凑型多功能笔 | |
CN2443849Y (zh) | 圆珠笔 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: GUILIN AEROSPACE INDUSTRY JUNIOR COLLEGE Free format text: FORMER OWNER: LIU FENGLI Effective date: 20070216 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070216 Address after: 541004, Guilin College of Aerospace Technology, 2 Jinji Road, Guilin, the Guangxi Zhuang Autonomous Region Patentee after: Guilin College Of Aerospace Technology Address before: 541004 three Department, Guilin College of Aerospace Technology, 2 Jinji Road, Guilin, the Guangxi Zhuang Autonomous Region Patentee before: Liu Fengli |
|
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 |