In 1925 the company produced the Avro 504K , the company also produced under - licence the de Havilland Gipsy Moth and one de Havilland DH.50 biplane .
In 1925 the company produced the Avro 504K . 
 The company also produced under - licence the de Havilland Gipsy Moth and one de Havilland DH.50 biplane .