Not a fan of the iPhone 6’s less-than-flattering antenna lines? Neither is Apple, apparently. The company has filed for a patent on a composite material that looks like anodized metal, but still allows wireless signals to get through. You’d get a cleaner-looking phone (or computer, or tablet) without watching your reception take a nosedive. It could be used to blend other surfaces into a device, too, such as the trackpad on a laptop.
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https://www.engadget.com/2015/06/20/apple-material-patent-hides-antenna-lines/