Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8524039 | Papermaking mould for producing two-stage watermarks and method for producing the same | Wittich Kaule, Karlheinz Mayer, Wolfgang Wensauer, Guenther Wild, Thomas Gerhardt +1 more | 2013-09-03 |