Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328202 | Ionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives | Heinz Gries, Heinrich Pfeiffer, Ulrich Speck | 1982-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328202 | Ionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives | Heinz Gries, Heinrich Pfeiffer, Ulrich Speck | 1982-05-04 |