Treatment of common metal materials; treatment of aluminum; processing of photographic and cinematographic films; photocomposing services; photographic printing; photogravure; drying, canning, freezing, smoking and preserving of foodstuffs; providing information in the field of food manufacturing; providing material treatment information; slaughtering of animals; working of leather and furs; saddlery working; textile treating; wool treating; dressmaking; embroidery; woodworking; timber fellin...