GS

Gerald M. S. Sichel

Overall (All Time): #2,295,150 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5321920 Roof gutter screen 1994-06-21
5257482 Roof gutter screen 1993-11-02