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  1. 1

    Current challenges in patent information retrieval

    יצא לאור 2011
    Available for University of the Philippines Diliman via SpringerLink. Click here to access
    Electronic Resource

    Current challenges in patent information retrieval
  2. 2

    Patent searching tools & techniques

    יצא לאור 2007
    ספר

    Patent searching tools & techniques
  3. 3

    Patent searching for librarians and inventors מאת Wherry, Timothy Lee

    יצא לאור 1995
    ספר

    Patent searching for librarians and inventors

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