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Security Services - An Overview

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Marie Van Brittan Brown invented an early Model of the fashionable property security process in 1966 with the assistance of her spouse, Albert. Straightforward nevertheless hugely State-of-the-art for its time, Brown's process designed utilization of peepholes, a closed-circuit digicam procedure, a two-way microphone, and an unexpected emergency alarm. Prewiring makes https://1businessworld.com/pro/worldprotectiongroup/

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