FA

Frederic E. Andrea

📍 Scottsdale, AZ: #28 of 109 inventorsTop 30%
🗺 Arizona: #166 of 945 inventorsTop 20%
Overall (1989): #115,333 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4867415 Valve apparatus and method of operating thereof — 1989-09-19