HS

Heikki Johannes Sipilä

OA Oy Wartsila Ab: 1 patents #1 of 15Top 7%
Overall (1989): #106,125 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795273 Propeller shaft bearing arrangement Torbjörn Henriksson, Kari Laukia, Markus Hjerppe 1989-01-03