TSX-V: "VRB" VANCOUVER, Feb. 28, 2018 /CNW/ - VANADIUMCORP RESOURCE INC. February 28, 2018, VanadiumCorp Resource Inc. and Electrochem Technologies & Materials Inc. are pleased to announce that they have jointly filed for an international patent application under the Patent Cooperation Treaty on February 21st, 2018 in order to secure IP rights for
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