E04F17/123 - CPC Classification Index

ClassID:

131139 ⎘

E04F17/123 - CPC Classification

Classification description:

Vertical ducts; Channels, e.g. for drainage; Arrangements in buildings for the disposal of refuse; Chutes Cleaning or disinfecting thereof

Sub-classes:

E04F17/126 » {with water flushing} 0

Recent Application in this class:

20240200341

A BLOCKAGE CLEARING SYSTEM FOR A MULTI-STORY BUILDING CHUTE SYSTEM

14928807

Air treatment systems and methods