KH

Karl S. H. Hultgren

📍 Norrtälje, SE: #28 of 136 inventorsTop 25%
Overall (All Time): #2,353,196 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4516562 Arrangement in combustion chambers for burning solid fuel — 1985-05-14
4407357 Thin sheet metal heat exchanger — 1983-10-04