(under subclass 304) Subject matter wherein a strand or strip or a filamentary component of a strand or strip of which the fabric is composed is characterized by elastic qualities (e.g., it is formed of or has a core of elastomeric polymeric material, etc.).
SEE OR SEARCH THIS CLASS, SUBCLASS:
308, for fabrics composed of a non-elastomeric core-spun strand.
SEE OR SEARCH CLASS
57, Textiles: Spinning, Twisting, and Twining,
225, and 226 for elastomeric core-spun yarns, per se.