DIFF Subgroup
E01B 23/04 Fastening or joining means
Introduced: September 1968
Full Title
Easily dismountable or movable tracks, e.g. temporary railways; Details specially adapted therefor > Tracks for light railways, e.g. for field, colliery, or mine use > Fastening or joining means
No child classifications to compare. This is a leaf node in both IPC and CPC.