DS

Delwyn J. Shelley

🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,984,273 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4702226 Hot water tank water preheater — 1987-10-27