DS

D. Sirola

📍 Barrie, CA: #147 of 289 inventorsTop 55%
Overall (All Time): #3,333,573 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7578910 Deep well anodes for electrical grounding Graham Hagens 2009-08-25