Improved Patent Magneto Electric Machine for nervous diseases
Improved Patent Magneto Electric Machine for nervous diseases, dynamo with steel magnet and brass and ebony terminals to apply to patient, all in polished wood case dated, unsigned, Europe, 1862
- Materials:
- copper (alloy) , brass (copper, zinc alloy) , steel (metal) , box (wood) , ebony (wood) , mahogany (wood) , rosewood , leather , velvet , paper (fibre product) , ink , paint and textile
- Object Number:
- 1980-804/1
- type:
- electrotherapy