http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-203697770-U
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_65f9778496e48a553959177582ec0779 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03B21-58 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B43L1-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03B21-60 |
| filingDate | 2014-02-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2014-07-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c78743c5f692cc06db4cc4ba3b7cbcf0 |
| publicationDate | 2014-07-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-203697770-U |
| titleOfInvention | Multifunctional blackboard for Russian history teaching |
| abstract | The utility model relates to a multifunctional blackboard for Russian history teaching. In the prior art, a blackboard and a projection screen are combined in a classroom, the projection screen needs to be pulled upwards and downwards and is prone to damage, the writing space of the blackboard is occupied by the projection screen, and the structure is not reasonable. The multifunctional blackboard for Russian history teaching comprises supports (1), wherein a display frame (2) is installed between the supports in a sliding mode and inlaid with a display panel (3), the four corners of the display panel are provided with ABS plastic wrap angles (4), a projection support (5) is installed on the top of the display frame and connected with a telescopic rod (6), and a projector (7) is installed at the other end of the telescopic rod; loudspeakers (8) and lifting adjustment devices (9) are installed on the top portions of the supports respectively, triangular prisms (10) and check blocks (11) are installed on the inner sides of the lower portions of the supports respectively, and a storage box (12) is further installed between the supports in a rotary mode; a crystal lattice nano pattern layer is connected with a white board controller (16). The multifunctional blackboard is suitable for Russian history teaching. |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104299465-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-111862691-A |
| priorityDate | 2014-02-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 19.