In a legal filing on Thursday,Jeff Bezos‘ Amazon.com, Inc. (NASDAQ:AMZN) has argued that the National Labor Relations Board or NLRB is unconstitutional, echoing the statements of Elon Musk-led Space Exploration Technologies Corp. or SpaceX and Trader Joe‘s. What Happened: Amazon’s filing was in response to a case before an administrative law judge, who has been overseeing a complaint from NLRB prosecutors. NLRB has alleged that the e-commerce giant unlawfully retaliated against workers at a New York City warehouse who voted to unionize nearly two years ago, reported the Associated Press. Amazo…