NILECJ standard for magnetic switches for burglar alarm systems :
a voluntary national standard /
promulgated by the National Institute of Law Enforcement and Criminal Justice.
|Corporate Author:||National Institute of Law Enforcement and Criminal Justice.|
[Washington] : The Institute : 1974.
Formulated by the Law Enforcement Standards Laboratory of the National Bureau of Standards.
At head of title: Law enforcement standards program.
vi, 20 p. :
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