CPC Subgroup
E04F 17/10 Arrangements in buildings for the disposal of refuse (refuse bins, gathering or removal of refuse B65F)
Full Title
Vertical ducts; Channels, e.g. for drainage (pipes in general F16L; pipe-line systems F17D ) > Arrangements in buildings for the disposal of refuse (refuse bins, gathering or removal of refuse B65F)
1 direct subcode
Child Classifications
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- E04F 17/12 Chutes