Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8034186 | Method for, and apparatus for, cleaning tubes | Peter Elfner | 2011-10-11 |
| 7900479 | Method and device for melting the ends of rods | Johann Piegendorfer | 2011-03-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8034186 | Method for, and apparatus for, cleaning tubes | Peter Elfner | 2011-10-11 |
| 7900479 | Method and device for melting the ends of rods | Johann Piegendorfer | 2011-03-08 |