Sumpner's patent electro-dynamometer, no.37
- maker:
- Robert W. Paul
Sumpner's patent electro-dynamometer, no.37,, by Robt W. Paul, London, N. Reflecting type
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1980-42
- type:
- dynamometer
- credit:
- Imperial College of Science & Technology (Dept. of Electrical Engineering)