Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7875094 | Dust filter device | Otto Baumann | 2011-01-25 |
HS
Hardy Schmid
Overall (2011): #290,745 of 364,097Top 80%
1
Patents 2011