DIFF Subgroup
E01H 8/04 essentially by non-driven elements
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails > Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs > essentially by non-driven elements
CPC:
Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails (E01H1/00 - E01H6/00 take precedence; ) > Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs (operating only on rails or flange grooves E01H8/10) > essentially by non-driven elements
No child classifications to compare. This is a leaf node in both IPC and CPC.