FJ

Frederic W. Jenkinson

SD Systron Donner: 1 patents #16 of 35Top 50%
📍 Rancho Cordova, CA: #182 of 502 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,365,662 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4318225 Angle measuring apparatus — 1982-03-09
4200876 Water level recorder John D. Gearheart 1980-04-29