CN103839447A - 教具 - Google Patents
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- CN103839447A CN103839447A CN201410108695.5A CN201410108695A CN103839447A CN 103839447 A CN103839447 A CN 103839447A CN 201410108695 A CN201410108695 A CN 201410108695A CN 103839447 A CN103839447 A CN 103839447A
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- analyzing rod
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Abstract
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Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410108695.5A CN103839447B (zh) | 2014-03-21 | 2014-03-21 | 教具 |
Applications Claiming Priority (1)
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CN201410108695.5A CN103839447B (zh) | 2014-03-21 | 2014-03-21 | 教具 |
Publications (2)
Publication Number | Publication Date |
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CN103839447A true CN103839447A (zh) | 2014-06-04 |
CN103839447B CN103839447B (zh) | 2016-02-10 |
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Application Number | Title | Priority Date | Filing Date |
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CN201410108695.5A Expired - Fee Related CN103839447B (zh) | 2014-03-21 | 2014-03-21 | 教具 |
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CN (1) | CN103839447B (zh) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002055958A1 (en) * | 2001-01-11 | 2002-07-18 | Canadian Space Agency | Topological and motion measuring tool |
JP2008058539A (ja) * | 2006-08-30 | 2008-03-13 | Oki Electric Ind Co Ltd | 学習支援装置、学習支援システム及びプログラム |
CN201117137Y (zh) * | 2007-11-09 | 2008-09-17 | 赵华 | 一种立体几何演示装置 |
CN201226193Y (zh) * | 2008-05-21 | 2009-04-22 | 冯静玲 | 板架式立体几何教具 |
CN101872549A (zh) * | 2010-06-12 | 2010-10-27 | 上海理工大学 | 电子空间思维模型 |
CN101980327A (zh) * | 2010-09-30 | 2011-02-23 | 北京灵图软件技术有限公司 | 空间位置发送方法和装置、接收方法和装置,终端 |
KR20110024461A (ko) * | 2009-09-02 | 2011-03-09 | 한국전자통신연구원 | 센서 기반 조립형 교구 |
CN202904953U (zh) * | 2012-08-24 | 2013-04-24 | 何彩燕 | 组合式几何模型 |
CN203858768U (zh) * | 2014-03-21 | 2014-10-01 | 李志凯 | 教具 |
-
2014
- 2014-03-21 CN CN201410108695.5A patent/CN103839447B/zh not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002055958A1 (en) * | 2001-01-11 | 2002-07-18 | Canadian Space Agency | Topological and motion measuring tool |
JP2008058539A (ja) * | 2006-08-30 | 2008-03-13 | Oki Electric Ind Co Ltd | 学習支援装置、学習支援システム及びプログラム |
CN201117137Y (zh) * | 2007-11-09 | 2008-09-17 | 赵华 | 一种立体几何演示装置 |
CN201226193Y (zh) * | 2008-05-21 | 2009-04-22 | 冯静玲 | 板架式立体几何教具 |
KR20110024461A (ko) * | 2009-09-02 | 2011-03-09 | 한국전자통신연구원 | 센서 기반 조립형 교구 |
CN101872549A (zh) * | 2010-06-12 | 2010-10-27 | 上海理工大学 | 电子空间思维模型 |
CN101980327A (zh) * | 2010-09-30 | 2011-02-23 | 北京灵图软件技术有限公司 | 空间位置发送方法和装置、接收方法和装置,终端 |
CN202904953U (zh) * | 2012-08-24 | 2013-04-24 | 何彩燕 | 组合式几何模型 |
CN203858768U (zh) * | 2014-03-21 | 2014-10-01 | 李志凯 | 教具 |
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Publication number | Publication date |
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CN103839447B (zh) | 2016-02-10 |
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Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Zhikai Inventor after: Wang Aiping Inventor after: Zhang Qinghe Inventor after: Li Jiangtao Inventor after: Peng Yajing Inventor after: Zhang Xiangzhu Inventor before: Li Zhikai Inventor before: Zhang Xiangzhu Inventor before: Qu Zhanwei Inventor before: Wang Aiping Inventor before: Song Tao Inventor before: Peng Yajing Inventor before: Li Zhihao Inventor before: Yuan Yanhui |
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COR | Change of bibliographic data | ||
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: 20160210 Termination date: 20190321 |
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CF01 | Termination of patent right due to non-payment of annual fee |