DH

Douglas James Holgate

AP Aea Technology Plc: 1 patents #2 of 3Top 70%
📍 Derby, GB: #11 of 44 inventorsTop 25%
Overall (2004): #232,286 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6779761 Broken rail detection — 2004-08-24