MO

Mary E. Ormsby

PL Pilkington Group Limited: 1 patents #3 of 19Top 20%
📍 Longridge, GB: #2 of 7 inventorsTop 30%
Overall (1989): #135,772 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4889413 Manufacture of photochromic articles William R. Maltman 1989-12-26