GL

Guo Tie Long

DC Dongguan Dsp Technology Co.: 1 patents #1 of 2Top 50%
Overall (2022): #442,493 of 548,613Top 85%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11332842 Aluminum surface treatment method Tan Yonggang 2022-05-17