CPC Subgroup Additional Only
Y10T 24/2775 having opposed structure formed from distinct filaments of diverse shape to those mating therewith
Full Title
Buckles, buttons, clasps, etc. > including readily dissociable fastener having numerous, protruding, unitary filaments randomly interlocking with, and simultaneously moving towards, mating structure [e.g., hook-loop type fastener] > having opposed structure formed from distinct filaments of diverse shape to those mating therewith