IB

Ivan Beranek

Overall (All Time): #4,061,488 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4417923 Solid refining agents for the refining of aluminum and alloys thereof and method of preparing said agents Josef Kyral, Miroslav Uhlir, Ivan Zlesak 1983-11-29