By Eric M. Johnson PARKLAND, Wash., March 5 (Reuters) - Sealed bags of marijuana dangle behind a counter, curved glass pipes glimmer on shelves, and a steady trickle of middle-aged customers gleefully buys cannabis strains nicknamed Charlie Sheen and Godzilla. "The Gallery" is similar to more than 100 other lawful state-licensed marijuana retail shops and hundreds of medical dispensaries in Washington state, with one exception: It is operating in defiance of local law.