Inventor

DUAN HUANG

CN2 patents

Patents

2 patents

US10098377B2Oct 16, 2018

Process and apparatus for improving raw tobacco

SHANGHAI JUHUA SCIENCE AND TECH CO LTD2 citations65

US9480283B2Nov 1, 2016

Process and apparatus for improving raw tobacco

SHANGHAI JUHUA SCIENCE AND TECH CO LTD0 citations44