Search Results for: Yarn of acrylic staple fibres mixed with fine animal hair
yarn, fabric, etc.)
(class / ) for tire cord yarn, elastomeric filaments, or biologically innocuous or absorbable fibers (e.g., textiles used in food packaging, absorbable surgical sutures, etc.) (class / ) sizing agents (e.g., for weaving yarn, etc.)...
https://patents.justia.com/patents-by-us-classification/252