John Z. Thom
John Z Thom of Patricroft, near Manchester.
Owner is John Thom
See also John G. Thom and John K. Thom
Makers of air compressors and pumps.
1949 Company name was John Thom Ltd of Canal Works, Patricroft, Manchester.
The business relationship between John G. Thom, John K. Thom, John P. Thom and John Z. Thom is unclear.