“Benchmark Minerals Summit 2019” Brings Together U.S. Government Officials and EV Battery Materials Producers Graphite One Is Only Graphite Company at the Washington, D.C. Summit VANCOUVER, British Columbia, May 02, 2019 (GLOBE NEWSWIRE) -- Graphite One Inc. (GPH: TSX-V; GPHOF: OTCQB) (“Graphite One” or the “Company”) is pleased to announce that Anthony Huston, CEO of Graphite One presented at the Benchmark Minerals Summit 2019, in Washington, D.C. Mr. Huston was the only CEO of a...