1. Water purification device
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
1. Water purification device
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
| Number | Name | Date | Kind |
|---|---|---|---|
| D235062 | Mayer | May 1975 | S |
| D458340 | Lindahl | Jun 2002 | S |
| D486882 | Riddell | Feb 2004 | S |
| D538388 | Benecke | Mar 2007 | S |
| D727460 | Collins | Apr 2015 | S |
| D840500 | Moreau | Feb 2019 | S |
| D841774 | Ghoshal | Feb 2019 | S |
| D841775 | Ghoshal | Feb 2019 | S |
| D855151 | Joo | Jul 2019 | S |
| D872225 | Joo | Jan 2020 | S |