Sweeper vehicle

- AAR Corporation
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Description

FIG. 1 is a right side elevational view of a sweeper vehicle showing my new design;

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 left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D257845 January 13, 1981 Peabody et al.
D273620 April 24, 1984 Kimzey et al.
D273622 April 24, 1984 Brown et al.
D291932 September 15, 1987 Knowlton et al.
Patent History
Patent number: D329311
Type: Grant
Filed: Dec 28, 1989
Date of Patent: Sep 8, 1992
Assignee: AAR Corporation (Elk Grove Village, IL)
Inventors: Christopher M. Knowlton (Pinehurst, NC), Robert J. O'Hara (Southern Pines, NC)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Law Firm: Harness, Dickey & Pierce
Application Number: 7/458,527