The SciencesStocking Repair Method Patent Held Valid, "Kalas-Sill" Not Registrable as Trademark and moreBy Sylvester J. Liddy on April 1, 1931AdvertisementABOUT THE AUTHOR(S)Recent Articles by Sylvester J. LiddyTracking Down Your Trade Mark TitleForeign Patent Licensing Corporations, Vapex Mark UpheldChicken Capsules in Patent Suit, Position of Trade Mark and more