RV

Risto T. Vahteri

OA Oy Tampella Ab: 1 patents #52 of 124Top 45%
📍 Kouvola, FI: #12 of 33 inventorsTop 40%
Overall (All Time): #3,980,703 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4688725 Method for regulation of grinding process in a pocket grinder Seppo Blomqvist, Heikki Liimatainen, Kaj Sundstrom 1987-08-25