CN108550286B - 一种教学用声像装置 - Google Patents
一种教学用声像装置 Download PDFInfo
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- CN108550286B CN108550286B CN201810248108.0A CN201810248108A CN108550286B CN 108550286 B CN108550286 B CN 108550286B CN 201810248108 A CN201810248108 A CN 201810248108A CN 108550286 B CN108550286 B CN 108550286B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
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- Business, Economics & Management (AREA)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810248108.0A CN108550286B (zh) | 2018-03-24 | 2018-03-24 | 一种教学用声像装置 |
Applications Claiming Priority (1)
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CN201810248108.0A CN108550286B (zh) | 2018-03-24 | 2018-03-24 | 一种教学用声像装置 |
Publications (2)
Publication Number | Publication Date |
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CN108550286A CN108550286A (zh) | 2018-09-18 |
CN108550286B true CN108550286B (zh) | 2019-12-10 |
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CN201810248108.0A Active CN108550286B (zh) | 2018-03-24 | 2018-03-24 | 一种教学用声像装置 |
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CN (1) | CN108550286B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112586929B (zh) * | 2020-12-09 | 2023-05-19 | 南京市学正智能科技有限公司 | 一种可调节储物功能的宿舍床 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN86210987U (zh) * | 1986-12-26 | 1987-10-07 | 刘吉廷 | 教学用声像装置 |
CN203966357U (zh) * | 2014-07-09 | 2014-11-26 | 河南中维电子科技有限公司 | 一种多媒体讲台及辅助教学系统 |
CN206594851U (zh) * | 2017-03-09 | 2017-10-27 | 河南广播电视大学 | 一种中文教学使用的多媒体教学装置 |
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2018
- 2018-03-24 CN CN201810248108.0A patent/CN108550286B/zh active Active
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Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191119 Address after: Room 5f-a03, No. 666, YuMeng Road, starting area, Ruian Economic Development Zone, Wenzhou City, Zhejiang Province 325200 Applicant after: Ruian baileya Crafts Co.,Ltd. Address before: No. 888, Mount Lu middle Avenue, Qingshan Lake District, Nanchang, Jiangxi Applicant before: Zhai Wenjie |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221227 Address after: Room 10-11, No. 6, Jingyuan Road, High tech Zone, Ningbo, Zhejiang 315,000 Patentee after: NINGBO SHENGWEI INFORMATION TECHNOLOGY Co.,Ltd. Address before: 325200 room 5f-a03, NO.666, YuMeng Road, initial zone, Ruian Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: Ruian baileya Crafts Co.,Ltd. |