DP

David William Prest

IC ICI: 1 patents #65 of 244Top 30%
📍 Southport, GB: #1 of 3 inventorsTop 35%
Overall (1989): #122,017 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875951 Chemical foaming of emulsion explosive compositions William J. Yorke 1989-10-24