Chair base

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Description

FIG. 1 is a perspective view of a chair base showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a chair base, as shown.

Referenced Cited
U.S. Patent Documents
D233807 December 1974 Ruf
D254640 April 8, 1980 Deck et al.
D277144 January 15, 1985 Murry
D320120 September 24, 1991 Samuelsson
D410342 June 1, 1999 Dammermann et al.
D469618 February 4, 2003 Nagamitsu
Patent History
Patent number: D475557
Type: Grant
Filed: Nov 15, 2002
Date of Patent: Jun 10, 2003
Inventor: Tung-Hua Su (Kuwi Jen Hsiang, Tainan Hsien)
Primary Examiner: Gary D. Watson
Attorney, Agent or Law Firm: Charles E. Baxley
Application Number: 29/171,039
Classifications
Current U.S. Class: D6/498; D6/366
International Classification: 0606;