JF

J. Friis-Hansen

Overall (All Time): #4,094,705 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4283202 Method and apparatus for burning CaCO.sub.3 and MgCO.sub.3 materials 1981-08-11