Inventor

RUN SHANGLIANG

CN2 patents

Patents

2 patents

US10512971B2Dec 24, 2019

Power tool and operation method for quick locking and releasing working attachment thereof

POSITEC POWER TOOLS SUZHOU CO LTD4 citations69

US10632544B2Apr 28, 2020

Chuck

POSITEC POWER TOOLS SUZHOU CO LTD1 citations58