Byron Business Machines
of Arnold Road, Nottingham, a subsidiary of John Jardine Ltd[1].
1953 The Bar-Lock company became Byron Business Machines, which stopped production of typewriters two years later. Byron attempted to design a totally new typewriter, which met with great trouble.
1954 Patent - Improvements in or relating to ribbon drive means of typewriters and like machines. [2]
1954 Patent - Improvements in or relating to typewriters. [3]
1957 All work on development of the new typewriter ceased
1958 Byron sold its entire office machine business to the Oliver Typewriter Manufacturing Co.
1960 Byron developed a toy typewriter and began production.