Rheostat in large perforated metal casing, dial on

Made:
1935-1960 in Middlesex

Rheostat in large perforated metal casing, dial on top vary the resistance, made by British Electric Resistance Co. Ltd, Middlesex, English, 1935-1960

Details

Category:
Laboratory Medicine
Object Number:
A657086
Materials:
metal and vulcanite
type:
rheostats electricity, physiology and electricity, physiology and rheostats