Portable air recirculator

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Description

FIG. 1 is a front elevational view to a portable air recirculator showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a front elevational view of a modified form of the portable air recirculator shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
D80763 March 1930 Betz
D252641 August 14, 1979 LaZar
D254391 March 4, 1980 Motecalvo
D254803 April 22, 1980 Rusth et al.
D257485 November 4, 1980 Motecalvo
1170551 February 1916 Marty
2525157 October 1950 Trane
2685245 August 1954 Redmond, Jr.
3106147 October 1963 Cones
3173353 March 1965 Watkins
3347025 October 1967 Wiley
Patent History
Patent number: D262313
Type: Grant
Filed: Aug 22, 1979
Date of Patent: Dec 15, 1981
Inventor: John G. Hamilton (Lawton, OK)
Primary Examiner: James R. Largen
Attorney: E. Harrison Gilbert, III
Application Number: 6/68,873
Classifications
Current U.S. Class: D23/151
International Classification: D2304;