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Alfred Heck, deceased

FG Filterwerk Mann & Hummel Gmbh: 2 patents #80 of 285Top 30%
📍 Eupen, BE: #9 of 35 inventorsTop 30%
Overall (All Time): #2,296,459 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5340472 Apparatus for processing wastes from the machining of ferromagnetic materials — 1994-08-23
5147554 Process for treating wastes from the machining of ferromagnetic materials — 1992-09-15