Signedon oval plaque, on front of case: BRETON FRÈRES / A Paris / Rue Dauphine, 25 / CI-DEVANT RUE DU PETIT BOURBON, 9
FunctionFor therapeutic use. Applying electric shocks to the patient to cure 'nervous diseases' including toothaches, tic douloureux, poor circulation, headache, neuralgia, neuritis, tonsillitis, catarrh, asthma, goiter, hoarseness, earache, lumbago, backache, dandruff, falling hair, paralysis, nervousness and sexual weakness.
Historical AttributesInvented by N. Knight, London in 1854.