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LocksmithingLocksmithing is the science and art of making and defeating locks. A lock is a mechanism that secures buildings, rooms, cabinets, or other storage facilities from theft by burglars. A key is usually used to open a lock. It is often said that "a lock keeps Lockheed U-2U-2 Dragon Lady Description RoleHigh altitude reconnaissance Crewone Dimensions Length62 ft 9 in (R model)19. 1 m Wingspan103 ft (R)30. 9 m Height16 ft 1 in (R)4. 8 m Wing area1,000 ft²92. 9 m² Weights Empty14,990 lb (R)6,800 kg Loaded Maximum take-off41, Lockout (telecommunication)In telecommunications, the term lockout has the following meanings: 1. In telephone systems, treatment of a user's line or trunk that is in trouble, or in a permanent off-hook condition, by automatically disconnecting the line from the switching equipment LockThe word lock has several meanings: A lock (device a mechanical fastening device which may be used on a door, vehicle, or container. Commonly, it can be released by using a key or combination. See locksmithing. A canal lock is an enclosure in a canal or r LockportLockport is the name of several places in the United States of America: Lockport, Illinois City of Lockport in Niagara County, New York. Town of Lockport in Niagara County, New York. Town of Lockport in Lafourche Parish, Louisiana. Lockheed CorporationLockheed Air Corporation was an aerospace company established in 1932 from the remnants of a bankrupt predecessor founded four years earlier by the brothers Allan and Malcolm Loughhead, after whom the company was named. The company's headquarters were in Lockheed Martin Lockerbie Lockheed L-1011 Lockhart, Alabama Lockesburg, Arkansas Lockeford, California Lockhart, Florida Lockport, Illinois Lockridge, Iowa