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Licensed Unlicensed Requires Authentication Published by De Gruyter Oldenbourg May 1, 1991

Patentdatenbanken im kritischen Vergleich/ Critical Comparison of Patent Databases

  • Heidrun Krestel
Published Online: 1991-05
Published in Print: 1991-05

© 2013 Oldenbourg Wissenschaftsverlag GmbH, Rosenheimer Str. 145, 81671 München

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