CPC Subgroup
E21C 35/06 Equipment for positioning the whole machine in relation to its sub-structure
Full Title
Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00 > Equipment for positioning the whole machine in relation to its sub-structure