Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5271157 | Guide bar for a chain saw | Walter Sattelmaier, David Mitrega | 1993-12-21 |
| 5249363 | Guide bar having a lamellar assembly and method of making the same | David Mitrega, Walter Sattelmaier, Norbert Apfel, Roland Schierling, Bernd Andress | 1993-10-05 |
| 4903410 | Guide bar for a chain saw | Walter Sattelmaier, Wilfried Noll, Hans P. Stehle, Norbert Apfel | 1990-02-27 |