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Tubular lock directly actuatable by a key
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Device for preventing falling of upper pin tumblers of a lock during change of a lock core in the lock
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Auxiliary lock assembly with additional interior locking
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Lock assembly with emergent forcible unlatching from outside
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Control mechanism for tubular locks
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Adjustable dead bolt assembly for tubular door locks
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Locking device for an auxiliary lock
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Locking device for an auxiliary lock
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Locking device for an auxiliary lock
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Structure for controlling the dead bolt used in an electronic lock
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Locking device for an auxiliary lock
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Tubular door lock with plate shaped bolt actuator
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Structure for controlling the dead bolt in an electronic lock
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Opening device for a double lock
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