DV

Don M. Vandervelde

📍 Gig Harbor, WA: #3 of 14 inventorsTop 25%
🗺 Washington: #319 of 1,789 inventorsTop 20%
Overall (1994): #140,393 of 165,921Top 85%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5281332 System for treating sewage or other fluids Glenn Helm 1994-01-25