GB

Geoffrey M. Ballard

PL Pilkington Brothers Limited: 1 patents #8 of 35Top 25%
📍 St Helens, GB: #18 of 39 inventorsTop 50%
Overall (All Time): #4,113,118 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4205976 Thermal toughening of glass Peter Ward 1980-06-03