AH

Ahti Heinonen

📍 Saimaanharju, FI: #1 of 6 inventorsTop 20%
Overall (All Time): #2,346,155 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4564969 Means for cleaning floor 1986-01-21
4479278 Scrubbing means 1984-10-30