A patent application made to the World Intellectual Property Organization (WIPO) has been found that shows an electronic device consisting of two smartphones being linked magnetically. The patent, which was published on January 3, was originally filed by Samsung. The smartphone parts would contain holder magnets and a cylindrical magnet, allowing users to connect them for activities such as video-watching and gaming.
https://www.notebookcheck.net/Samsung-patent-shows-electronic-device-with-two-magnetically-connected-smartphones.392011.0.html