for lighthouses or lightships

Full Title

Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in groups > for waterways > for lighthouses or lightships

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

LIGHTING

Subclass:

INDEXING SCHEME ASSOCIATED WITH SUBCLASSES , , and , RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS