CN214475607U - 用于美术素描教学的高清投影展示装置 - Google Patents
用于美术素描教学的高清投影展示装置 Download PDFInfo
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114046403A (zh) * | 2021-11-04 | 2022-02-15 | 郭文 | 基于公益林管护用便携式具有警示功能的指示装置 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046403A (zh) * | 2021-11-04 | 2022-02-15 | 郭文 | 基于公益林管护用便携式具有警示功能的指示装置 |
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Assignee: Shangrao Fenhua Machinery Center (sole proprietorship) Assignor: SHANGRAO NORMAL University Contract record no.: X2025980038315 Denomination of utility model: High-definition projection display device for art sketching teaching Granted publication date: 20211022 License type: Common License Record date: 20251125 Assignee: Shangrao Dasen Medical Technology Center (sole proprietorship) Assignor: SHANGRAO NORMAL University Contract record no.: X2025980038329 Denomination of utility model: High-definition projection display device for art sketching teaching Granted publication date: 20211022 License type: Common License Record date: 20251125 Assignee: Shangrao Huale Tongniu Technology Co.,Ltd. Assignor: SHANGRAO NORMAL University Contract record no.: X2025980038333 Denomination of utility model: High-definition projection display device for art sketching teaching Granted publication date: 20211022 License type: Common License Record date: 20251125 |
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