Comptoir; zones industrielles; Vaulion

Comptoir; zones industrielles; Vaulion

Intervenants

Alain Rochat, Jean-Philippe Diémand, Jacques Piguet, Yves Lehmann, Pierre Robyr, Willy Rohner, Gilles Fahrni, Daniel Roc, Alain Sauer

Comptoir; zones industrielles; Vaulion

Comptoir; zones industrielles; Vaulion