Water heater for a stock tank

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Description

FIG. 1 is a front elevational view of a water heater for a stock tank showing our new design, the rear view being substantially a mirror image thereof.

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D140194 January 1945 Newhall
D149138 March 1948 Newhall
D204346 April 1966 Thomas
Patent History
Patent number: D290289
Type: Grant
Filed: Sep 4, 1984
Date of Patent: Jun 9, 1987
Assignee: Angus McColl (Denver, CO)
Inventors: Hans G. Pressel (Denver, CO), Gary H. Darnall (Harrisburg, NE), Harold F. Winkler (Denver, CO), Angus McColl (Denver, CO)
Primary Examiner: Catherine E. Kemper
Attorney: W. Scott Carson
Application Number: 6/647,620
Classifications
Current U.S. Class: D23/80; D23/86; D23/87