| 摘要 |
A fastening device used with a lock for firmly securing the lock in position against undesired rotational movement with respect to a door where the lock is mounted. The fastening device comprises a pair of mounting screws for firmly securing an inside and an outside escutcheon to the door and a pair of fastening screws extending through a main lock assembly to firmly support it with respect to the outside escutcheon of the already firmly secured inside and outside escutcheons assembly.
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