CPC Subgroup
B02C 18/26 with knives which both reciprocate and rotate
Full Title
Disintegrating by knives or other cutting or tearing members which chop material into fragments > with knives which both reciprocate and rotate
B02C 18/26 Disintegrating by knives or other cutting or tearing members which chop material into fragments > with knives which both reciprocate and rotate