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John F. Castner, Sr.

📍 San Diego, CA: #11,944 of 23,606 inventorsTop 55%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,334,338 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4888188 Disposable food feeder package John F. Castner, Jr. 1989-12-19
4513642 Automatic return variable adjustable wrench Martin I. Sheps 1985-04-30