CPC Subgroup Additional Only
Y10T 428/1369 Fiber or fibers wound around each other or into a self-sustaining shape [e.g., yarn, braid, fibers shaped around a core, etc.]
Full Title
Stock material or miscellaneous articles > Hollow or container type article [e.g., tube, vase, etc.] > Polymer or resin containing [i.e., natural or synthetic] > Fiber or fibers wound around each other or into a self-sustaining shape [e.g., yarn, braid, fibers shaped around a core, etc.]