Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4584412 | Preparation of formaldehyde | Albrecht Aicher, Gunter Lehmann, Norbert Petri, Walter Pitteroff, Gunter Reuss +1 more | 1986-04-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4584412 | Preparation of formaldehyde | Albrecht Aicher, Gunter Lehmann, Norbert Petri, Walter Pitteroff, Gunter Reuss +1 more | 1986-04-22 |