CN104691169B - 一种适用于小学教学的黑板 - Google Patents
一种适用于小学教学的黑板 Download PDFInfo
- Publication number
- CN104691169B CN104691169B CN201510012895.5A CN201510012895A CN104691169B CN 104691169 B CN104691169 B CN 104691169B CN 201510012895 A CN201510012895 A CN 201510012895A CN 104691169 B CN104691169 B CN 104691169B
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- CN
- China
- Prior art keywords
- retention bar
- blackboard
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- blackboards
- pieces
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- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510012895.5A CN104691169B (zh) | 2015-01-12 | 2015-01-12 | 一种适用于小学教学的黑板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510012895.5A CN104691169B (zh) | 2015-01-12 | 2015-01-12 | 一种适用于小学教学的黑板 |
Publications (2)
Publication Number | Publication Date |
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CN104691169A CN104691169A (zh) | 2015-06-10 |
CN104691169B true CN104691169B (zh) | 2016-06-29 |
Family
ID=53338883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510012895.5A Expired - Fee Related CN104691169B (zh) | 2015-01-12 | 2015-01-12 | 一种适用于小学教学的黑板 |
Country Status (1)
Country | Link |
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CN (1) | CN104691169B (zh) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200411286Y1 (ko) * | 2005-10-17 | 2006-03-13 | 이상홍 | 다목적 물 그린 사이버칠판 |
CN2855771Y (zh) * | 2005-11-18 | 2007-01-10 | 廖新文 | 自动升降黑板 |
CN201833742U (zh) * | 2010-10-21 | 2011-05-18 | 陈妍 | 一种可升降黑板 |
CN202623679U (zh) * | 2012-03-22 | 2012-12-26 | 石家庄科达文教用品有限公司 | 电子白板与黑板的复合装置 |
CN202641150U (zh) * | 2012-06-29 | 2013-01-02 | 刘浩真 | 一种滑动黑板 |
CN203246231U (zh) * | 2013-03-26 | 2013-10-23 | 河海大学 | 一种新型半自动黑板 |
CN204526525U (zh) * | 2015-01-12 | 2015-08-05 | 成都格瑞思文化传播有限公司 | 一种适用于小学教学的黑板 |
-
2015
- 2015-01-12 CN CN201510012895.5A patent/CN104691169B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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CN104691169A (zh) | 2015-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Fu Jianping Inventor after: Zou Taoyang Inventor after: Xie Jingyi Inventor after: Zhu Xuyang Inventor before: Zeng Yue |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160601 Address after: 413002 Hunan province Yiyang Yingbin Road No. 518 Applicant after: Hunan City University Address before: Jinjiang District Jinhua Road Chengdu City, Sichuan province 610000 section of No. 8 Building 1 11 unit 23 floor No. 2336 Applicant before: CHENGDU GRACE CULTURE COMMUNICATION CO., LTD. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20170112 |
|
CF01 | Termination of patent right due to non-payment of annual fee |