PS

Paul N. Shivers

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Alhambra, CA: #154 of 395 inventorsTop 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,366,927 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4335493 Cutting tooth extractor for stump cutting and digging apparatuses Norman E. Shivers, Jr., David E. Shivers 1982-06-22
4271879 Hydraulic stump cutting and digging apparatus Norman E. Shivers, Jr., David E. Shivers 1981-06-09