DB

David T. Bellefeuille

📍 Aurora, CO: #619 of 1,215 inventorsTop 55%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #4,016,922 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4524608 Gas leak meter Robert Beckwith 1985-06-25