Educational display device

Details Educational display device Educational display device

2008-05-06

2008-05-06

Delehanty, Robert A. (Department: 2914)

Office supplies; artists and teachers materials

Teaching material

Demonstrator or exhibitor

Design Patent

active

29238261

CLAIM:
I claim the ornamental design for an educational display device, as shown and described.

REFERENCES:
patent: 2928181 (1960-03-01), Siemantel
patent: D263205 (1982-03-01), Kennedy
patent: 5845774 (1998-12-01), Hausknecht
patent: 5967318 (1999-10-01), Rosler
patent: D421575 (2000-03-01), Palm
patent: D471826 (2003-03-01), Rosenstein
patent: D479138 (2003-09-01), Taccolini et al.

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