Dezhou Chang

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Shenzhen, CN

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Patents Applicationslast 30 patents

Information Patent Application
CONTROL METHOD FOR LOCKING AND UNLOCKING LOCKS
- Publication number 20240301719
- Publication date Sep 12, 2024
- Anker Innovations Technology Co., Ltd.
- Junnan Li
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Motor Gearbox
- Publication number 20220307291
- Publication date Sep 29, 2022
- Shenzhen Oceanwing Smart Innovations Technology Co., Ltd.
- Dezhou Chang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES