DIFF Subgroup
E21C 29/22 by wheels, endless tracks or the like
Introduced: September 1968
Title
Titles differ between systems:
IPC: by wheels, endless tracks, or the like
CPC: by wheels, endless tracks or the like
Full Title
Full titles differ between systems:
IPC:
Propulsion of machines for slitting or completely freeing the mineral from the seam > by wheels, endless tracks, or the like
CPC:
Propulsion of machines for slitting or completely freeing the mineral from the seam > by wheels, endless tracks or the like
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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