mind control patents. I built one in 5th grade. bite down on coiled copper coming from radio output, fillings in are mouth are a big part of it. US3014477 US3060795 US3278676 US3393279 US3563246 US3629521 US3712292 US3884218 US3951134 US4395600 US4717343 US4777529 US4834701 US4858612 US4877027 US5356368 US5774088 US5889870 US6011991 US6052336 US6470214 US6587729