ST. AUGUSTINE, Fla., June 24, 2013 (GLOBE NEWSWIRE) -- Energy Telecom (OTCBB:ENRG) (Energy Telecom or the Company) announced that on June 19, 2013, it filed with the United States Patent and Trademark Office a Continuation-in-Part utility patent application, number 13/921606, which claims numerous benefits including the ability to control the output sound pressure level of its telecommunicatio