Electronic educational toy

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Description

FIG. 1 is a view from above;

FIG. 2 is a front view;

FIG. 3 is a view from below;

FIG. 4 is a view from one side;

FIG. 5 is a view from other side;

FIG. 6 is a view from above, the broken line showing of the blocks is for illustrative purposes only and forms no part of the claimed design; and,

FIG. 7 is a perspective view from above, front and one side.

Referenced Cited
U.S. Patent Documents
D247441 March 7, 1978 Kroll
D300937 May 2, 1989 Yabushita
D306188 February 20, 1990 Tapdrup
D309915 August 14, 1990 Kagelmann-Holtz
D311036 October 2, 1990 Kelly
D314994 February 26, 1991 Poulsen
4897066 January 30, 1990 Tapdrup
Patent History
Patent number: D359526
Type: Grant
Filed: Apr 13, 1992
Date of Patent: Jun 20, 1995
Assignee: Tectron Manufacturing (HK) Limited (Kowloon)
Inventor: Cheung W. Keung (Kowloon)
Primary Examiner: Bernard Ansher
Assistant Examiner: R. Barkai
Law Firm: Rosenman & Colin
Application Number: 7/867,921
Classifications
Current U.S. Class: D21/111; Teaching Material (D19/59)