LS

Lawrence Chui Lak Sang

LL Lung Sun Plastic & Metal Factory Limited: 2 patents #1 of 5Top 20%
Overall (All Time): #2,285,463 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D356969 Personal security alarm 1995-04-04
D356517 Personal security alarm 1995-03-21