11. By using duplicate keys , Ali meanwhile brought another girl Neena in Maya's house to have some fun. 12. The escapers had a duplicate key , and were gone for nearly two hours before the alarm was raised. 13. Shevlin confessed under questioning that he had obtained duplicate keys and given them detailed information about the bank. 14. Using a duplicate key , U . S . and German authorities entered his room and found him inside. 15. The escapees had a duplicate key , and were gone for nearly two hours before the alarm was raised. 16. The guerrillas surprised their guards at the Madras Central Prison after opening their cells with duplicate keys Monday night. 17. This meant that the order of the duplicate keys in the list was in the order they were entered. 18. I think the groove marks make a duplicate key difficult to insert into and pull out of the lock. 19. :: That thread also says that a locksmith may be able to make you a duplicate key from a master key. 20. Chris takes Briggs to Camp's house, having made a duplicate key while on the ship, and knowingly activates the security system.