DIFF Subgroup Additional Only
Y10T 428/249933 Fiber embedded in or on the surface of a natural or synthetic rubber matrix
Full Title
Stock material or miscellaneous articles > Web or sheet containing structurally defined element or component > Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity > Fiber embedded in or on the surface of a natural or synthetic rubber matrix
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Note: 4 CPC extensions are marked as secondary classification only.