JW

John E. Wall

JP Johnson Matthey Plc: 1 patents #58 of 155Top 40%
Overall (All Time): #4,082,171 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4246322 Platinum alloy jewellery wire Ernest E. Lloyd 1981-01-20