JN

Juha A. E. Nelimarkka

📍 Helsinki, FI: #2,126 of 3,940 inventorsTop 55%
Overall (All Time): #4,123,054 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4231545 High pressure ball valve with tipping action — 1980-11-04