Banked hairpin marble race toy

- Discovery Toys, Inc.
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Description

FIG. 1 is a perspective view of a banked hairpin marble race toy showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D290028 May 26, 1987 Wichman
2838870 June 1958 Morse
3451678 June 1969 Gehrts
4713038 December 15, 1987 Wichman et al.
Other references
  • Berotoys catalog (two pages).
Patent History
Patent number: D305047
Type: Grant
Filed: Jul 1, 1988
Date of Patent: Dec 12, 1989
Assignee: Discovery Toys, Inc. (Martinez, CA)
Inventor: Daniel B. Klitsner (San Francisco, CA)
Primary Examiner: Charles A. Rademaker
Assistant Examiner: Alicia A. Farrell
Law Firm: Townsend and Townsend
Application Number: 7/216,731
Classifications
Current U.S. Class: D21/143; D21/59