Showing 1 - 2 results of 2 for search '"Invalidation procedures."', Forespørselstid: 0.01s Refine Results
  1. 1

    Year of the patent [intellectual property protection, China]. af Frank, S.J

    Udgivet i IEEE spectrum
    Article

    Year of the patent [intellectual property protection, China].
  2. 2

    Year of the patent [intellectual property protection, China]. af Frank, S.J

    Udgivet i IEEE spectrum
    Article

    Year of the patent [intellectual property protection, China].

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