HS

H. Dale Sandeffer

📍 Anaheim, CA: #720 of 1,337 inventorsTop 55%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,109,182 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4195923 System for producing photographs Jack Craven, Ernest B. Marjoram, Charles Stewart 1980-04-01