Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074810 | Methods of and sludge collector with adjacent opposed oppositely-moving blades for moving sludge in a basin | Joseph Karl Brauch | 2011-12-13 |
| 7981302 | Method and apparatus for enhanced settling and collection of settled material | Joseph Karl Brauch | 2011-07-19 |