Lock switch (for three-bar ultra-narrow locks)

Abstract

1. Name of the product in this design: Lock switch (for three-bar ultra-narrow lock). 2. Purpose of this design: A lock switch used to adjust the deadbolt or unlocked state of a three-bar ultra-narrow lock. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design.

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