In the matter of Letters Patent granted to RADIATION LIMITED and HARRY JAMES YATES, bearing date the ninth day of May, One thousand nine hundred and thirty-three, and No. 17,392/34 for an invention for improvements relating to gas fires and in the matter of the Patents Act 1903-1946 and in the matter of the application of Radiation Limited and Harry James Yates. (Commonwealth of Australia Gazette (National : 1901 - 1973), 1948)