HP

Helmut Pirchl

EG Escher Wyss Gmbh: 1 patents #44 of 94Top 50%
Overall (All Time): #4,032,983 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4443727 Deformable rotor for a hydroelectric machine Heinz Annen, Friedrich Schneebeli 1984-04-17