A47L 7/08
With combustion of dust in exhaust air
Official title: with combustion of dust in exhaust air
A47L7/08 (With combustion of dust in exhaust air) appears on 2 US grants and 2 published applications in this corpus.
Search patents in A47L- Granted patents
- 2
- Published applications
- 2
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 18 Nov 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
By publication year. Applications have been published since 2001.
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