Yubo Chen

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Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pump unit for miniature cleaning machine
- Patent number 12,168,978
- Issue date Dec 17, 2024
- LUTIAN MACHINERY CO., LTD
- Changguo Luo
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
HIGH-PRESSURE CLEANING MACHINE USING BOTH ALTERNATING CURRENT AND D...
- Publication number 20250007319
- Publication date Jan 2, 2025
- Changguo LUO
- B08 - CLEANING
Information Patent Application
PUMP UNIT FOR MINIATURE CLEANING MACHINE
- Publication number 20230134911
- Publication date May 4, 2023
- LUTIAN MACHINERY CO., LTD.
- Changguo Luo
- B08 - CLEANING