CPC Subgroup
E04F 21/14 in shafts, e.g. chimneys
Full Title
Implements for finishing work on buildings (for working or treating building elements of stone or stone-like material B28D) > for applying plasticised masses to surfaces, e.g. plastering walls (; specially for flooring E04F21/20; implements for painting or decorating B44; applying liquids or other fluent materials to surfaces, in general B05) > Implements for applying plaster, insulating material, or the like > in shafts, e.g. chimneys