24th February 1931, Page 78
24th February 1931
Page 78
Page 78, 24th February 1931
Close
A Radiator With Easily Removable Tubes
A Rdsume of Recently Published Patent Specifications I N patent No. 341,421, H. Whitby, of Glyn Road, Ponders End, Enfield, describes a radiator in which any number of the tubes......