Evaporative cooler pump
Description
FIG. 1 is a perspective view taken from the top, rear and right side of an evaporative cooler pump showing my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a perspective view taken from the bottom, front and left side thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof; and
FIG. 7 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
D119404 | March 1940 | Spiegel |
D242825 | December 21, 1976 | Morris |
1721692 | July 1929 | Carson |
1883266 | October 1932 | Yoder |
Patent History
Patent number: D252685
Type: Grant
Filed: Jun 16, 1978
Date of Patent: Aug 21, 1979
Inventor: Duane K. Johnston (Phoenix, AZ)
Primary Examiner: James R. Largen
Attorney: H. Gordon Shields
Application Number: 5/916,239
Type: Grant
Filed: Jun 16, 1978
Date of Patent: Aug 21, 1979
Inventor: Duane K. Johnston (Phoenix, AZ)
Primary Examiner: James R. Largen
Attorney: H. Gordon Shields
Application Number: 5/916,239
Classifications