Reversing-switch, thermoelectric free, type 4092, serial no. 155555, by H. Tinsley & Co. Ltd, London, SE25, England, 1961.
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1980-30
- type:
- switch
- credit:
- Imperial College of Science & Technology (Dept. of Electrical Engineering)