Selector switch, 2-pole 20-way, type 5070, no. 79552, switch patent no. 329445, by H. Tinsley & Co. Ltd., London, SE25, England, 1948.
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1980-1219
- type:
- switch
- credit:
- Underwood, A.
Selector switch, 2-pole 20-way, type 5070, no. 79552, switch patent no. 329445, by H. Tinsley & Co. Ltd., London, SE25, England, 1948.