MW

Michael Walach

📍 Toronto, CA: #38 of 155 inventorsTop 25%
Overall (1989): #74,951 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4869588 Non-progressive multifocal ophthamic lenses Philip M. Frieder 1989-09-26