Samsung has filed a new patent for a smartphone with an expandable display that can give users more screen when required.
source https://gadgets.ndtv.com/mobiles/news/samsung-patent-application-highlights-a-phone-with-expandable-display-2157210
source https://gadgets.ndtv.com/mobiles/news/samsung-patent-application-highlights-a-phone-with-expandable-display-2157210
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