Floor scrubbing machine

- Hako Minuteman, Inc.
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Description

FIG. 1 is a top, front and left side perspective view of a floor scrubbing machine showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side being a mirror image.

The undisclosed bottom view is plain and unornamented.

Referenced Cited
U.S. Patent Documents
D183080 June 1958 Ashton
D183552 September 1958 Baranov et al.
D202170 September 1965 Little et al.
D255356 June 10, 1980 Block
D258963 April 21, 1981 Phillips
D263475 March 23, 1982 Block
D273621 April 24, 1984 Haub et al.
D290053 May 26, 1987 Block
D290054 May 26, 1987 Block
D298479 November 8, 1988 Jacobs et al.
Patent History
Patent number: D338291
Type: Grant
Filed: Aug 29, 1990
Date of Patent: Aug 10, 1993
Assignee: Hako Minuteman, Inc. (Addison, IL)
Inventors: Gary E. Palmer (Roselle, IL), Ronald J. Smith (Carol Stream, IL), Jaime R. Valadez (Medinah, IL)
Primary Examiner: Ruth McInroy
Law Firm: Emrich & Dithmar
Application Number: 7/574,912
Classifications
Current U.S. Class: With Rotary Brush (D32/19)