Doors or covers specially adapted for smoke-boxes, flues, or chimneys

Full Title

Fittings for chimneys or flues > Doors or covers specially adapted for smoke-boxes, flues, or chimneys

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

COMBUSTION APPARATUS; COMBUSTION PROCESSES

Subclass:

REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES