HC

Henry A. Castle

📍 Silt, CO: #6 of 10 inventorsTop 60%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #3,538,182 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6358007 Universal constant speed variable pitch boat propeller system — 2002-03-19