BH

Bernard J. Hargreaves

📍 Longridge, GB: #114 of 278 inventorsTop 45%
Overall (All Time): #3,968,320 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4643139 Reed valves for internal combustion engines — 1987-02-17