RK

Ray B. Kauffman

📍 Virginia Beach, VA: #452 of 992 inventorsTop 50%
🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #4,117,769 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4217593 Water depth-loran position recorder — 1980-08-12