1924 Physical and Optical Societies' Exhibition
From Graces Guide
Note: This is a sub-section of the Physical and Optical Societies' Exhibition
Exhibitors included:
- Metropolitan-Vickers.
- Cambridge and Paul Scientific Instrument Co.
- Darimont Electric Batteries.
- Evershed and Vignoles.
- Alfred Herbert.
- Igranic Electric Co.
- Elverson Oscilloscope.
- Herbert Kennedy and Co.
- George Kent.
- Nalder Brothers and Thompson.
- Siemens.
- Marconi's Wireless Telegraph Co.
- Mullard Radio Valve Co.
- Record Electrical Co.
- John J. Griffin and Sons.
See Also
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