Tob. Reporter, 1990, 117-10, p. 80, ISSN.0361-5693 Making trimmed stream of tobacco fibers LORENZEN H.C.; HEITMANN U.; SIEMS W. US patent 4,926,886.Koerber AG. Authors LORENZEN H.C. HEITMANN U. SIEMS W. Sources Tobacco Reporter Publication year 1990 Type Publication