CN215722216U - 一种多媒体教学专用讲台 - Google Patents
一种多媒体教学专用讲台 Download PDFInfo
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- CN215722216U CN215722216U CN202122128387.7U CN202122128387U CN215722216U CN 215722216 U CN215722216 U CN 215722216U CN 202122128387 U CN202122128387 U CN 202122128387U CN 215722216 U CN215722216 U CN 215722216U
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122128387.7U CN215722216U (zh) | 2021-09-03 | 2021-09-03 | 一种多媒体教学专用讲台 |
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| CN202122128387.7U CN215722216U (zh) | 2021-09-03 | 2021-09-03 | 一种多媒体教学专用讲台 |
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| CN215722216U true CN215722216U (zh) | 2022-02-01 |
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| CN202122128387.7U Active CN215722216U (zh) | 2021-09-03 | 2021-09-03 | 一种多媒体教学专用讲台 |
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| CN (1) | CN215722216U (zh) |
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A special platform for multimedia teaching Effective date of registration: 20220517 Granted publication date: 20220201 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Shengshi Hongbang Network Technology Co.,Ltd. Registration number: Y2022370010066 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230510 Granted publication date: 20220201 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Shengshi Hongbang Network Technology Co.,Ltd. Registration number: Y2022370010066 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dedicated multimedia teaching platform Effective date of registration: 20230512 Granted publication date: 20220201 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Shengshi Hongbang Network Technology Co.,Ltd. Registration number: Y2023370010049 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220201 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Shengshi Hongbang Network Technology Co.,Ltd. Registration number: Y2023370010049 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A multimedia teaching dedicated podium Granted publication date: 20220201 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Shengshi Hongbang Network Technology Co.,Ltd. Registration number: Y2024370010053 |