The portions of the cleaning tool in
The portions of the cleaning tool in
| Number | Name | Date | Kind |
|---|---|---|---|
| 1821505 | Field | Sep 1931 | A |
| 1957641 | Hale | May 1934 | A |
| 2816313 | Beck | Dec 1957 | A |
| 3221356 | Schirmer | Dec 1965 | A |
| 3383158 | Leland | May 1968 | A |
| 4071955 | Julius | Feb 1978 | A |
| 4199835 | Heyer | Apr 1980 | A |
| 4466152 | Moss | Aug 1984 | A |
| 4493124 | Agapiou | Jan 1985 | A |
| 4852201 | Wundrock | Aug 1989 | A |
| D351696 | Adolf | Oct 1994 | S |
| 5488748 | Koch | Feb 1996 | A |
| 5592713 | Rones | Jan 1997 | A |
| 5630243 | Federico | May 1997 | A |
| D437095 | Osiecki | Jan 2001 | S |
| 6295688 | Sayles | Oct 2001 | B1 |
| 6435750 | Serna | Aug 2002 | B1 |
| 6439144 | Chen | Aug 2002 | B1 |
| D464472 | Haro | Oct 2002 | S |
| 6463620 | Busha | Oct 2002 | B2 |
| D496766 | Colburn | Sep 2004 | S |
| D514761 | Seregni | Feb 2006 | S |
| D556966 | Herbrand | Dec 2007 | S |
| 7316046 | Michaels | Jan 2008 | B2 |
| D578262 | Trotter | Oct 2008 | S |
| D634086 | Dunshee | Mar 2011 | S |
| D709260 | Molinet | Jul 2014 | S |
| 8850649 | Tuman | Oct 2014 | B2 |
| 9021649 | Minkler | May 2015 | B2 |
| 9408521 | Molinet | Aug 2016 | B2 |
| 20090032059 | Tuman | Feb 2009 | A1 |
| 20090038102 | Roque | Feb 2009 | A1 |
| 20090276971 | Nozari | Nov 2009 | A1 |
| 20140251844 | Michelson | Sep 2014 | A1 |
| Number | Date | Country |
|---|---|---|
| 1 190 657 | Mar 2002 | EP |
| WO 8700022 | Jan 1987 | WO |
| WO 0115587 | Mar 2001 | WO |