[1] Augmented Programming Training (->"IEEE Standard Dictionary")

[2] Automatic Picture Taking/Transmission (->"IEEE Standard Dictionary")

[3] Automation Planning and Technology (->"IEEE Standard Dictionary")

[4] Asia Pacific Telecommunity, vergl.

[5](->"Lexikon der Text- und Datenkommunikation")

[5] Automatically Programmed Tools/Automated Programming Tool

[6] Address Pass Through

[7] Advanced Parallel Technology

[8] Alliance for Public Technology (http://apt.org/)

[9] Jasper, TN, USA -internationale Fughafen-Kennung.