Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569091 | Boom arm or cantilever arrangement for swivelling elevator body support | — | 1986-02-11 |
| 4334960 | Process for treating partially desulfurized coke | Alfred Feichtinger, Werner Fischer | 1982-06-15 |