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The ornamental design for apparatus for the purification of water, as shown.
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FIG. 1 is a perspective view from a forward angle of a second embodiment of the apparatus of the present invention;
FIG. 2 is a perspective view from another forward angle of a second embodiment of the apparatus of the present invention;
FIG. 3 is a rear view thereof; and,
FIG. 4 is a bottom view thereof.
Gaignet, Yves, Daulasim, Denis, Moulin, Jacques
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 05 2004 | Millipore Corporation | (assignment on the face of the patent) | / | |||
| Jan 01 2012 | Millipore Corporation | EMD Millipore Corporation | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 027620 | /0891 | |
| Oct 10 2017 | EMD Millipore Corporation | EMD Millipore Corporation | CHANGE OF ADDRESS | 045341 | /0166 |
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