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    Tagumpay ng Pinoy imbentors per Ignacio, Elizabeth B.

    Publicat a Kabayan (2000)
    Article
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    Inventor cries foul over patent infringement per Orig, Thor S.

    Publicat a Manila Bulletin (1999)
    Article
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    Africans seek Filipino technologies

    Publicat a Manila Chronicle (1997)
    Article
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    Africans seek Filipino technologist

    Publicat a Manila Times (1997)
    Article