WM

William L. Mansperger

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Angels Camp, CA: #44 of 114 inventorsTop 40%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,993,405 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4580973 Kiln with improved heat distribution Donald M. Yamada 1986-04-08