Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007801 | Impeller made from a sheet-metal disk and method of manufacturing same | Reinhold Hopfensperger | 1991-04-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007801 | Impeller made from a sheet-metal disk and method of manufacturing same | Reinhold Hopfensperger | 1991-04-16 |