DH

Derek A. Hardman

📍 Chorley, GB: #22 of 48 inventorsTop 50%
Overall (All Time): #3,871,369 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4997688 Covering sheet material — 1991-03-05