FZ

Franz Zechner

SA Simmering-Graz-Pauker Aktiengeselschaft: 1 patents #4 of 7Top 60%
📍 Wien, AT: #1,767 of 3,624 inventorsTop 50%
Overall (All Time): #3,935,892 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859440 Method of treating flue gases and combustion residues Josef Stubenvoll 1989-08-22