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Electronic lock without keyhole
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Electronic locking system with generator key - has frequency modulated carrier wave generator working with signal discriminator circuit
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Electronic locking system with generator key - has frequency modulated carrier wave generator working with signal discriminator circuit
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Keyhole-less electronic lock
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IT1077745B
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Electronic locking system with generator key - has frequency modulated carrier wave generator working with signal discriminator circuit
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Theft-prevention device for tractor-drawn trailers
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Pop handle lock
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Lock construction
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Cylinder lock construction
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Lock device for vending machine or the like
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Valve means for hydraulic door closer
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Rod seal
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Door bracket
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Valve for door closer
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Door closer
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Lock
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Lock
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Lock
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Padlock
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Lock
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