E01B 27/04 Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast (E01B27/06, E01B27/12 takes precedence; redistributing ballasting material E01B27/02)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast
CPC: Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast (E01B27/06, E01B27/12 takes precedence; redistributing ballasting material E01B27/02)
Full Title
Full titles differ between systems:
Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers > Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast
Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers > Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast (E01B27/06, E01B27/12 takes precedence; redistributing ballasting material E01B27/02)
No child classifications to compare. This is a leaf node in both IPC and CPC.