by clamping bars

Full Title

Screening or protective devices for openings, with or without operating or securing mechanisms; Closures of similar construction > Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance > Roller blinds > Parts or details of roller blinds, e.g. suspension devices, blind boxes > Rollers therefor; Fastening roller blinds to rollers > by clamping bars

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS, IN GENERAL; LADDERS

Subclass:

FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES