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• Sello, S.B.
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  Process for Rendering Cellulose-Containing Fabrics Durably Flame-Retardant by Wet-Curing a Melamine Resin and a Phosphoric Acid Amide on the Fabric.
  U.S. Patent 3,632,297
  U.S. Patent 3,632,297
  June 4, 1972
  7 p.