CN201886275U - 一体式数字投影设备 - Google Patents
一体式数字投影设备 Download PDFInfo
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- CN201886275U CN201886275U CN2010205708131U CN201020570813U CN201886275U CN 201886275 U CN201886275 U CN 201886275U CN 2010205708131 U CN2010205708131 U CN 2010205708131U CN 201020570813 U CN201020570813 U CN 201020570813U CN 201886275 U CN201886275 U CN 201886275U
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CN2010205708131U CN201886275U (zh) | 2010-10-14 | 2010-10-14 | 一体式数字投影设备 |
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CN2010205708131U CN201886275U (zh) | 2010-10-14 | 2010-10-14 | 一体式数字投影设备 |
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CN201886275U true CN201886275U (zh) | 2011-06-29 |
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CN2010205708131U Expired - Lifetime CN201886275U (zh) | 2010-10-14 | 2010-10-14 | 一体式数字投影设备 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103000057A (zh) * | 2012-12-24 | 2013-03-27 | 武汉市腾亚科技有限公司 | 多媒体一体式教学机 |
CN104317152A (zh) * | 2014-11-19 | 2015-01-28 | 成都艾塔科技有限公司 | 一种多媒体短焦距投影装置 |
CN105629651A (zh) * | 2016-01-12 | 2016-06-01 | 四川文轩教育科技有限公司 | 数字教室硬件设备的安装方法 |
CN105844984A (zh) * | 2016-05-31 | 2016-08-10 | 广东诚进科技股份有限公司 | 一种交互式演示系统 |
WO2017117728A1 (zh) * | 2016-01-05 | 2017-07-13 | 深圳市亿思达科技集团有限公司 | 激光信息中心 |
CN109036329A (zh) * | 2018-08-08 | 2018-12-18 | 王建国 | 一种新式的教学用升降隐藏式黑板及投影仪一体式装置 |
-
2010
- 2010-10-14 CN CN2010205708131U patent/CN201886275U/zh not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103000057A (zh) * | 2012-12-24 | 2013-03-27 | 武汉市腾亚科技有限公司 | 多媒体一体式教学机 |
CN104317152A (zh) * | 2014-11-19 | 2015-01-28 | 成都艾塔科技有限公司 | 一种多媒体短焦距投影装置 |
WO2017117728A1 (zh) * | 2016-01-05 | 2017-07-13 | 深圳市亿思达科技集团有限公司 | 激光信息中心 |
CN105629651A (zh) * | 2016-01-12 | 2016-06-01 | 四川文轩教育科技有限公司 | 数字教室硬件设备的安装方法 |
CN105844984A (zh) * | 2016-05-31 | 2016-08-10 | 广东诚进科技股份有限公司 | 一种交互式演示系统 |
CN109036329A (zh) * | 2018-08-08 | 2018-12-18 | 王建国 | 一种新式的教学用升降隐藏式黑板及投影仪一体式装置 |
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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: SICHUAN WENXUAN EDUCATION TECHNOLOGY CO., LTD. Effective date: 20131023 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20131023 Address after: 100044 Beijing city Haidian District gaoliangqiao oblique Street No. 59 Kun building room 701-707 Patentee after: Mainbo Education Technology Co., Ltd. Patentee after: Sichuan Wenxuan Education Science & Technology Co., Ltd. Address before: 100044 Beijing city Haidian District gaoliangqiao oblique Street No. 59 Kun building room 701-707 Patentee before: Mainbo Education Technology Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100044 Beijing city Haidian District sorghum Bridge No. 59 Kun building room 701-707 Patentee after: MAINBO EDUCATION TECHNOLOGY CO., LTD. Patentee after: Sichuan Wenxuan Education Science & Technology Co., Ltd. Address before: 100044 Beijing city Haidian District sorghum Bridge No. 59 Kun building room 701-707 Patentee before: Mainbo Education Technology Co., Ltd. Patentee before: Sichuan Wenxuan Education Science & Technology Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20110629 |
|
CX01 | Expiry of patent term |