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Nanjing, CN
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last 30 patents
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Patent Grant
Rotary impact tool and control method thereof
Patent number
11,626,820
Issue date
Apr 11, 2023
Nanjing Chervon Industry Co., Ltd.
Lianghua Ni
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
Information
Patent Application
POWER TOOL
Publication number
20240075640
Publication date
Mar 7, 2024
Nanjing Chervon Industry Co., Ltd.
Lianghua Ni
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
IMPACT TOOL AND CONTROL METHOD
Publication number
20240051095
Publication date
Feb 15, 2024
Nanjing Chervon Industry Co., Ltd.
Lianghua Ni
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
POWER TOOL AND ELECTRIC PIPE CUTTER
Publication number
20230051358
Publication date
Feb 16, 2023
Nanjing Chervon Industry Co., Ltd.
Shichun TAO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ROTARY IMPACT TOOL AND CONTROL METHOD THEREOF
Publication number
20200161994
Publication date
May 21, 2020
Nanjing Chervon Industry Co., Ltd.
Lianghua Ni
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS