Concealed window lock with detachable handle and escutcheon

Concentric cross mechanism for transiting torsion

Condition responsive door holder-closer

Condition responsive door holder-closer

Conduitless window regulator

Connecting device between a window and a window-raiser arm...

Connection gear for rod fittings

Construction having progressively increased dampening during...

Container closure assembly

Continuously monitored supplemental obstruction detector for...

Control assembly for a door closer

Control assembly for lift gate or sliding and cargo doors

Control device for automatic door operator

Control device for electrically driven door

Control device for externally opening doors or windows

Control device without counterweight at a crossroads or...

Control for a door closer having a power-assist opening feature

Control gate assembly

Control of the movement of a sliding or swinging and sliding...

Control switching for automatic load operators