Medium, Long & Short wave,
AC Mains Superhet Radio
Valves; 6BE6 6BA6 6AT6 6AQ5 6X4
Power supply; 200 to 250v AC mains
Dimensions mm; W=457, H=356, D=203
See the KB KR20, in the Radio Museum
KB KR20 Service manual
This example has been had the 6X4 rectifier replaced with a metal rectifier.
However the speaker is 6 inches so I believe this to be a KR20.
The cabinet of this example is dated 7 Feb 1954.
The Makers labels are missing.
The KR20/1 has an 8 inch speaker and metal