(under subclass 218) Subject matter wherein the individual components of the covered or wrapped strand structure or the strand structure as a whole have a cross section other than round.
SEE OR SEARCH THIS CLASS, SUBCLASS:
215, 248 and 253, for other strand structures having components with particular cross sections.
SEE OR SEARCH CLASS
264, Plastic and Nonmetallic Article Shaping or Treating: Processes,
177, for extrusion of filaments having a particular cross section.
428, Stock Material or Miscellaneous Articles, 397+, for fibers or filaments of a particular cross section.