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CHAIN LOCK - EVERY KNOCK

NCJ Number
35455
Journal
SECURITY GAZETTE Volume: 18 Issue: 6 Dated: (JUNE 1976) Pages: 190
Author(s)
M A P WILLMER
Date Published
1976
Length
1 page
Annotation
CHAIN DOOR LOCKS ARE STILL THE MOST EFFECTIVE PROTECTION AGAINST THE PHYSICAL STRENGTH OF A ROBBER ATTEMPTING TO FORCE ENTRY THROUGH THE FRONT DOOR - THEIR EFFECTIVENESS IS NEGATED IF THEY ARE NOT USED.

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