Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808858 | Use of carboxyl group-containing acetal polymers in light-sensitive compositions and lithographic printing plates | Harald Baumann, Udo Dwars, Hans-Joachim Timpe | 2004-10-26 |