“Legal scholars have already investigated similar claims covering robotic weapons, for example, with one law clerk, Dan Terzian, suggesting in a 2012 paper “The Right to Bear (Robotic) Arms” that there is a “very real possibility of robots being [defined as] arms under current Second Amendment doctrine.” Presumably the same interpretation might also cover drones.”
Small, +fragile, +loud, +armed (Semi-auto pistol–2-harm close/near loud quick)
https://www.theverge.com/2015/7/16/8976337/drones-quadcopters-handguns-legal