Liquid aerator

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Description

FIG. 1 is a side elevational view of a liquid aerator showing my new design, the opposite side being a mirror image except for the lack of a square knob;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
3796417 March 1974 Kaelin
3975469 August 17, 1976 Fuchs
4240990 December 23, 1980 Inhofer et al.
4287137 September 1, 1981 Sonoyama et al.
4741870 May 3, 1988 Gross
4844843 July 4, 1989 Rajendren
Patent History
Patent number: D322118
Type: Grant
Filed: Aug 21, 1989
Date of Patent: Dec 3, 1991
Assignee: Aeromix Systems, Incorporated (Minneapolis, MN)
Inventor: Peter S. Gross (Plymouth, MN)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Kinney & Lange
Application Number: 7/396,468