GJ

Gustaf Järnefelt

IN Instrumentarium: 1 patents #2 of 9Top 25%
📍 Helsinki, FI: #10 of 120 inventorsTop 9%
Overall (1997): #146,414 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5627321 Method of straining a diaphragm and a device therefor Jukka Korhonen 1997-05-06