PH

Pentti Hakala

Overall (2021): #304,750 of 548,734Top 60%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11066059 System for controlling an air cushion vehicle by propeller towers and a propeller tower Asko Hakala 2021-07-20