Cleaning brush

Description

FIG. 1 is a perspective view of a cleaning brush showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a side elevational view thereof, the opposite side being a mirror image.

Referenced Cited
U.S. Patent Documents
D294533 March 1, 1988 Spencer
D295921 May 31, 1988 Spadotto et al.
D315251 March 12, 1991 Clivio
3271809 September 1966 Morawski
Patent History
Patent number: D331499
Type: Grant
Filed: Dec 11, 1990
Date of Patent: Dec 8, 1992
Inventor: Chen-Hsien Tsai (Tien-Tzu Hsiang, Taichung Hsien)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lavone D. Tabor
Law Firm: Jacobson, Price, Holman & Stern
Application Number: 7/625,613
Classifications
Current U.S. Class: D/4115