PJ

Puu-An Juang

AD Aerospace Industrial Development: 1 patents #1 of 7Top 15%
Overall (2003): #139,418 of 273,478Top 55%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6550787 Conveying apparatus for ascending or descending stairways Chia-Chun Chu, Hong Yan 2003-04-22