Jianwu ZHANG

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Anhui, CN

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Patents Applicationslast 30 patents

Information Patent Application
AIR PURIFICATION DEVICE WITH FILTER CYLINDER SELF-CLEANING
- Publication number 20210197111
- Publication date Jul 1, 2021
- ANHUI CHINTEK INSTRUMENT & EQUIPMENT CO., LTD.
- Jianwu ZHANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AIR PURIFICATION DEVICE WITH FILTER SCREEN DUST REMOVAL FUNCTION
- Publication number 20210001259
- Publication date Jan 7, 2021
- ANHUI CHINTEK INSTRUMENT & EQUIPMENT CO., LTD.
- Jianwu ZHANG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
NEW TYPE OF ELECTROSTATIC BARBED WIRE AND BARBED NET
- Publication number 20190314827
- Publication date Oct 17, 2019
- ANHUI ZHONG YAN ELECTRIC CO., LTD.
- Jianwu ZHANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...