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Wacky Halloween Patents - Halloween Masks

By Mary Bellis, About.com

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Noise Making Halloween Mask - Cross Sectional View

Noise Making Halloween Mask

FIG. 2

PATENT NUMBER: 4,690,653

TITLE: Noise making mask

ABSTRACT: An over-the-head face mask is provided with a completely self-contained electrical noise generating system.

FIG. 2 is cross sectional view of the noise generating mask of the present invention, taken along lines 2--2 of FIG. 1;

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