EF

Ercole Frattini

📍 Varese, IT: #7 of 23 inventorsTop 35%
Overall (1997): #154,794 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5617600 Self-propelled underwater electromechanical apparatus for cleaning the bottom and walls of swimming pools 1997-04-08