night latch

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Related to night latch: mortice locks

night latch, night bolt, night lock

An auxiliary lock having a spring latch bolt which functions independently of the regular lock of the door; may be opened by a knob or handle from the inside but only by a key from the outside.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
In addition, the Texas DTPA, the lease and state statutes called for the landlord to furnish locks and latches and to install a night latch if requested.