CN202434078U - 一种多媒体教学数码笔 - Google Patents
一种多媒体教学数码笔 Download PDFInfo
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- CN202434078U CN202434078U CN2012200439443U CN201220043944U CN202434078U CN 202434078 U CN202434078 U CN 202434078U CN 2012200439443 U CN2012200439443 U CN 2012200439443U CN 201220043944 U CN201220043944 U CN 201220043944U CN 202434078 U CN202434078 U CN 202434078U
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CN2012200439443U CN202434078U (zh) | 2012-02-10 | 2012-02-10 | 一种多媒体教学数码笔 |
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CN2012200439443U CN202434078U (zh) | 2012-02-10 | 2012-02-10 | 一种多媒体教学数码笔 |
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CN202434078U true CN202434078U (zh) | 2012-09-12 |
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CN2012200439443U Expired - Fee Related CN202434078U (zh) | 2012-02-10 | 2012-02-10 | 一种多媒体教学数码笔 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106781849A (zh) * | 2016-12-16 | 2017-05-31 | 崔熙媛 | 一种激光笔及其控制方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106781849A (zh) * | 2016-12-16 | 2017-05-31 | 崔熙媛 | 一种激光笔及其控制方法 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Owner name: LINYI UNIVERSITY Free format text: FORMER OWNER: NIE SHAOHUA Effective date: 20140430 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 273400 LINYI, SHANDONG PROVINCE TO: 276000 LINYI, SHANDONG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20140430 Address after: 276000 west section of Industrial Road, Lanshan District, Shandong, Linyi Patentee after: Linyi University Address before: 273400 No. 33, Wenhua Road, Linyi, Shandong, Feixian County Patentee before: Nie Shaohua |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20160210 |
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CF01 | Termination of patent right due to non-payment of annual fee |