A worker climbs outside an Apple store in Hong KongBy means of Diane Bartz and Ayesha Rascoe WASHINGTON (Reuters) – The Obama administration has overturned a U.S. alternate panel's ban on the sale of some older iPhones and iPads, reversing a ruling that had appreciated Samsung Electronics Co Ltd over Apple Inc of their long-working patent battles. The U.S. Global Change Commission in June banned the import or sale of the iPhone four, iPhone 3GS, iPad 3G and iPad 2 3G distributed by means of AT&T Inc, saying the units infringed a patent owned via the South Korean electronics giant. U.S. …