PH

Petter Hieronymus Heyerdahl

📍 Bø, NO: #42 of 117 inventorsTop 40%
Overall (All Time): #3,400,059 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7290925 Full history time-temperature indicator system Per Olav Skjervold, Brit Salbu, Helge Lien 2007-11-06