Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358312 | Desulfurizing agent and process for its manufacture | Albert Braun, Willi Portz, Georg Strauss | 1982-11-09 |
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Hans-Martin Delhey
Overall (1982): #61,391 of 81,411Top 80%
1
Patents 1982