Search (1 results, page 1 of 1)

  • × author_ss:"Wittmann, A."
  1. Wittmann, A.: Classifying and indexing of patent documents : a retired patent documentalist looks back (1994) 8.63
    8.6303215 = weight(object_ss:IPC in 2662) [ClassicSimilarity], result of:
      8.6303215 = score(doc=2662,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          8.630322 = idf(docFreq=20, maxDocs=43254)
          0.11587052 = queryNorm
        8.630322 = fieldWeight in 2662, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.630322 = idf(docFreq=20, maxDocs=43254)
          1.0 = fieldNorm(doc=2662)
    
    Object
    IPC