25th October 1946, Page 54
25th October 1946
Page 54
Page 54, 25th October 1946
Close
Control Valve For Suction Operated Trailer Brakes
F ROMthe Clayton Dewandre Co., Ltd., and J. Rodway, both of Titanic Works, Lincoln, comes, in patent No. 578,314, an improved type . of vacuum control-valve for use with......