FP

Fritz Petzi

Overall (All Time): #2,360,600 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4490108 Process for reducing the oxygen content of the atmosphere in a heat treatment furnace and heat treatment furnace for carrying out this process — 1984-12-25
4365954 Continuous furnace for firing ceramic articles — 1982-12-28