10 Extremely Unusual Burglar Alarms

The quest to protect ourselves and our property from thieves has given rise to some of the most bizarre and deadly devices ever conceived by man. OObject has compiled 10 burglar alarms that fit neatly in this category with devices that range from a mousetrap alarm that managed to capture a couple of schoolyard criminals "green handed," to a gramaphone alarm from 1939 that dials a telephone number and plays a message from the record when tripped. Ingenious. [OObject]

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