@article{6287,
      recid = {6287},
      author = {Beier, Friedrich-karl, and Katzenberger, Paul.},
      title = {Letter from the Federal Republic of Germany /},
      pages = {1 volume ([4] pages) ;},
      note = {See French version in LA PROPRIETE INDUSTRIELLE 1972, Vol  88, No 2, p 54-58.},
      url = {http://tind.wipo.int/record/6287},
}