SM

Salvador A. Marques

AN Andral: 2 patents #1 of 4Top 25%
Overall (All Time): #2,347,051 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4574918 Ladder locking mechanism 1986-03-11
4448283 Portable fold-up ladder 1984-05-15