E01B 31/22 Cutting or grinding wooden sleepers, e.g. for forming rail seats (E01B31/24 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Cutting or grinding wooden sleepers, e.g. for forming rail seats
CPC: Cutting or grinding wooden sleepers, e.g. for forming rail seats (E01B31/24 takes precedence)
Full Title
Full titles differ between systems:
Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor > Working or treating non-metal sleepers in or on the line, e.g. marking, creosoting > Cutting or grinding wooden sleepers, e.g. for forming rail seats
Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor (characterised by features independent of use on assembled track B21, B23 - B25, B27) > Working or treating non-metal sleepers in or on the line, e.g. marking, creosoting (working metal sleepers E01B31/02) > Cutting or grinding wooden sleepers, e.g. for forming rail seats (E01B31/24 takes precedence)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E01B 31/23 Sectioning (combined with removal of segments from track E01B29/11) IPC+CPC Available in IPC and CPC