Chain latch for door

Chain lock assembly

Chain lock for sliding door

Chain lock for sliding doors

Chain lock for trailer doors or mobile home doors

Chain security device

Chain-lock actuated magnetic switch

Combination of interlocking security on chain door

Control mechanism for holding a door in the open position

Controlled access slide bolt

Dead bolt and night chain combination

Detachable latching device for closure panels

Detachable low-profile latch assembly for releasably hinged clos

Detachable sunroof for automobiles

Device for detachably securing pivotally connected members in a

Device for latching a door in a pre-determined position or rotat

Device for opening, closing and latching a vent closure member

Device for opening, closing and latching a vent closure member

Door arrester

Door catch