Tob. Reporter, 1987, 114-1, p. 50, ISSN.0361-5693 Machine for manufacturing cigarettes MATTEI R. US Patent 4,617,943. GD Societa per Azioni....
Tob. Reporter, 1987, 114-8, p. 48, ISSN.0361-5693 Feeding cigarettes to a packeting machine MATTEI R.; DALL'OSSO G. US Patent 4,667,831. G.D. Societa per Azioni....
Tob. Reporter, 1987, 114-6, p. 52, ISSN.0361-5693 Forming perforations in bar-shaped articles MATTEI R.; NERI A. US Patent 4,647,752. GD SpA. Laser...