<span style="color: #222222;">A US federal district court has blocked the online release of blueprints for plastic guns that can be made with a 3D printer. A Federal judge in Seattle in the state of Washington issued a temporary restraining order yesterday. </span><br />'' <br />'' <span style="color: #222222;">The ruling cites a possibility of irreparable harm to the American public. Washington state Attorney General, Bob Ferguson told reporters that the ruling means a nationwide ban, and the online release of a digital file of 3D-printed guns will be a violation of federal law for the time being.<br />''</span><br />'' <span style="color: #222222;">A Texas-based group was to publish the designs for 3D-printed guns today after reaching a court settlement with President Donald Trump's administration. </span><br />'' <br />'' <span style="color: #222222;">Washington and several other states had filed a lawsuit seeking to block the settlement.</span><br />''  <br />