SPACE GUN WITH CODE WHISTLE - MAKER? - USA?

A hard plastic clicker gun. Angular design with rings on the barrel. A rocket is molded in the sides and a spaceman on the stock. The gun incorporates a whistle. 5" 12cm. Available in a wide range of colors. Maker?

American Juniors shoes company offered the gun as a premium in March 1954 though this is likely to have been a bin toy.