Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277887 | Process for the preparation of ammonium polyphosphate | Thomas Staffel, Wolfgang Becker | 1994-01-11 |
HN
Herbert Neumann
Overall (1994): #127,109 of 165,921Top 80%
1
Patents 1994