Multiple level chess board

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Description

FIG. 1 is a perspective view of a multiple level chess board showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a perspective view of a multiple level chess board showing another embodiment of my new design.

Referenced Cited
U.S. Patent Documents
D200109 January 1965 Hirsch
D219155 November 1970 Gribbon
D226669 April 1973 Culver
Patent History
Patent number: D263245
Type: Grant
Filed: Jan 14, 1980
Date of Patent: Mar 2, 1982
Inventor: Robert D. Bonser (Los Angeles, CA)
Primary Examiner: Melvin B. Feifer
Law Firm: Mahoney & Schick
Application Number: 6/111,882
Classifications
Current U.S. Class: D21/23
International Classification: D2101;