Xi Yang

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Qingdao City, CN

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Patents Applicationslast 30 patents

Information Patent Application
Low-rise building emergency escape window based on fire and other c...
- Publication number 20200201427
- Publication date Jun 25, 2020
- Xi Yang
- B60 - VEHICLES IN GENERAL
Information Patent Application
Sunscreen and antifouling ceiling device for vehicle
- Publication number 20200201426
- Publication date Jun 25, 2020
- Xi Yang
- B60 - VEHICLES IN GENERAL
Information Patent Application
Emergency rescue equipment suitable for wide area water surface
- Publication number 20200189697
- Publication date Jun 18, 2020
- Xi Yang
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Life-saving equipment around pond
- Publication number 20200189699
- Publication date Jun 18, 2020
- Xi Yang
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT