1 - 1 toradh á dtaispeáint as 1 toradh san iomlán ar an gcuardach 'National Research Council (U.S.). Committee on Coatings, Signing and Marking Materials', am iarratais: 0.02s Beachtaigh na torthaí
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    Foilsithe / Cruthaithe 1970
    LEABHAR