李宗涛

Torque multiplier for roof anchor rod

王国平, 王宇, 秦威, 2012 .

Device and method for processing standard joint of tower crane

刘立国, 孟建, 李宗涛, 2014 .

Large-power LED lamp based on compound phase-change energy storing material radiating

袁伟, 汤勇, 余彬海, 2015 .

Mobile terminal protective housing of utensil side screen touch function

汤勇, 李宇鹏, 李宗涛, 2015 .