CPC Subgroup
E01B 27/10 without taking-up track (E01B27/11 takes precedence)
Full Title
Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers > Renewing or cleaning the ballast in situ, with or without concurrent work on the track > without taking-up track (E01B27/11 takes precedence)
3 direct subcodes
Child Classifications
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