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Josef Bertha

AGAustria Metall Gmbh: 1 patents #1 of 1Top 100%
Brixlegg, AT: #1 of 1 inventorsTop 100%
Overall (1989): #96,561 of 140,708Top 70%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4874429 Hydrometallurgical process for the recovery of silver from copper electrolysis anode sludge — 1989-10-17

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