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U.S. State Dept approves $2 bln in arms sales to four countries

WASHINGTON, July 21 (Reuters) - The U.S. State Department has approved the potential sale of more than $2 billion worth of arms and equipment including Patriot missiles for the Netherlands, cruise missiles for Australia, and oceanographic observation equipment for the United Arab Emirates, the Pentagon said on Thursday. (Reporting by Mike Stone in Washington; Editing by Leslie Adler)