AV

Arto Virta

PO Planmeca Oy: 1 patents #1 of 2Top 50%
Overall (1989): #130,700 of 140,708Top 95%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4860330 Method and apparatus for marking a film with information in X-ray photography Pekka Strommer 1989-08-22