CH

Calvin L. Hayes

📍 Talent, OR: #16 of 31 inventorsTop 55%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #4,126,599 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4241838 Height-adjustable hoist — 1980-12-30