PH

Paul W. Hallam

📍 Anglesea, AU: #1 of 3 inventorsTop 35%
Overall (All Time): #2,189,113 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6715465 Internal combustion engine with valve control — 2004-04-06
6712039 Internal combustion engines — 2004-03-30