= GEC 4000 series
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The GEC 4000 series refers to a range of telecommunications and signaling equipment developed by the General Electric Company (GEC) in the United Kingdom. This series was primarily designed for use in public telephone networks and custom-built applications for both private and governmental communication needs. The GEC 4000 series encompassed various models, including switching systems, transmission equipment, and associated control systems, and was known for its reliability in handling telephone calls and data transmission.
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