Patents/Inventors

Fangrui Chen

KunmingCN2 patents

2 Patents

US119324782024
Method for Manufacturing and Packaging Special-shaped Cigarette
CHINA TOBACCO YUNNAN INDUSTRIAL CO., Ltd
0 cites
US118993982024
Collapsible Pyramid Holographic Projection Imager and Packaging Box Including Same
CHINA TOBACCO YUNNAN INDUSTRIAL CO., Ltd
0 cites