1. Money

Wacky Halloween Patents - Halloween Masks

By , About.com Guide

4 of 7

Noise Making Halloween Mask - Perspective View
Noise Making Halloween Mask

FIG. 1

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. 1 is a perspective view of the noise or sound generating mask of the present invention;

©2013 About.com. All rights reserved.