Lot of old bottle openers / bottle openers, champagne / advertising in good condition, wear, champagne oxidation André Jacquart, Maurice Hulin, du Mont Hauban, Laurent Perrier, M. Richomme, Machet Griffon, Henri Mandois, Serge Faust, Paul Berthelot, Yves Beautrait, G.H. Martel, Launois Père & Fils.