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The provisions of this article shall apply to corporations owning, leasing, maintaining or operating or organized for the purpose of owning, leasing, maintaining or operating, a radio or wireless plant, equipment or system as a part of, or in conjunction with, a station or stations engaged in or designed to engage in public commercial intercourse by wireless telegraphy or telephony, and also corporations for the generation and distribution of music electrically; and such corporations shall possess the powers and be subject to all the duties granted to or imposed upon telegraph or telephone corporations thereby except that such corporations organized solely for the generation and distribution of music electrically shall not have or exercise the right of condemnation.