Patent
   D347462
Priority
Feb 21 1992
Filed
Feb 21 1992
Issued
May 31 1994
Expiry
May 31 2008
Assg.orig
Entity
unknown
14
6
n/a
The ornamental design for a water purification unit, as shown and described.

FIG. 1 is a perspective view of my design for a water purification unit;

FIG. 2 is a front view thereof;

FIG. 3 is a back view of the system;

FIG. 4 is a side view, the opposite side being a mirror image thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top view of the inventive design.

Douglas, John H.

Patent Priority Assignee Title
7441664, May 23 2003 Helen of Troy Limited Water treatment devices and cartridges therefor
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7740765, Aug 23 2001 Helen of Troy Limited Methods for treating water
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D501912, Aug 19 2003 Procter & Gamble Company, The Water filter device
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Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 21 1992H. T. Manufacturing, Inc.(assignment on the face of the patent)
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