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Not known Factual Statements About Security Services

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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 camera procedure, a two-way microphone, and an crisis alarm. These scores are https://www.townplanner.com/directory/247995/

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