Overhead projection system

Details Overhead projection system Overhead projection system

2006-01-10

2006-01-10

Aronovich, Adir (Department: 2915)

Photography and optical equipment

Projector or viewer

Element or attachment

CD16S232000

Design Patent

active

D0513516

CLAIM:
The ornamental design for a overhead projection system, as shown and described.

REFERENCES:
patent: 5013149 (1991-05-01), Downum et al.
patent: 5035502 (1991-07-01), Stokes
patent: D344533 (1994-02-01), Hasegawa
patent: D349715 (1994-08-01), Darland
patent: D365836 (1996-01-01), Hasegawa
patent: D435578 (2000-12-01), Adachi et al.
Design, Mar. 1981 p. 39 (overhead projector).

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