Water purification unit

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Description

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.

Referenced Cited
U.S. Patent Documents
D304363 October 31, 1989 Ruesch
D307933 May 15, 1990 Baer
2987187 June 1961 Comroe
3802563 April 1974 Sasaki et al.
4231872 November 4, 1980 Keil
5108618 April 28, 1992 Hirasawa
Patent History
Patent number: D347462
Type: Grant
Filed: Feb 21, 1992
Date of Patent: May 31, 1994
Assignee: H. T. Manufacturing, Inc. (Clearwater, FL)
Inventor: John H. Douglas (Boca Raton, FL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorney: M. K. Silverman
Application Number: 7/837,987
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)