here is a non-g00gle link: https://www.freepatentsonline.com/11107588.html pdf of patent itself at https://www.freepatentsonline.com/11107588.pdf
here is a non-g00gle link: https://www.freepatentsonline.com/11107588.html
pdf of patent itself at https://www.freepatentsonline.com/11107588.pdf
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