LJ

Leonard K. John

📍 Mississauga, CA: #2,015 of 3,799 inventorsTop 55%
Overall (All Time): #4,058,894 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4408516 Graphite fibre violin — 1983-10-11