PK

Paul A. T. Koistinen

OA Oy Tampella Ab: 1 patents #52 of 124Top 45%
📍 Joensuu, FI: #56 of 128 inventorsTop 45%
Overall (All Time): #3,983,445 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4698994 Mechanism for preliminary anchoring of a wire rope bolt Risto Hämäläinen 1987-10-13