Eugène Adolphe Osselin
Eugène Adolphe Osselin was a French optician and entrepreneur, a vendor of an array of different electrotherapeutic nostrums that purported to heal by application of galvanic electricity, including his Médaille Electro-Médicale de E. Osselin, as well as rings, bracelets, necklaces, belts, chains, hair pins, armbands, underwear, bandages, stockings, combs, soles, electro-magnetic plates, etc.
- US 204502, Osselin, E.A. & A. Meyer, "Improvement in Galvanic Ring, Bracelet, or Necklace", published 1878-06-04
- US 230194, Osselin, E.A. & A. Meyer, "Galvanic Ring", published 1880-07-20
- (in French) Electricité et ses Applications: Exposé Sommaire et Notices sur les Differentes Classes de l'Exposition, Paris, France: Ministère des Postes et des Télégraphes, 1881, p. 38, https://books.google.fr/books?id=s6UJAAAAIAAJ&pg=PA38