9 integrated computer hardware and computer software used for collecting billing data, managing traffic, detecting fraud, and preventing churning in the field of telecommunication transaction processing of telecommunications calls
37 computer installation, maintenance and repair of telecommunication transaction processing systems, namely, hardware and software for collecting billing data, managing traffic, detecting fraud and preventing churning
42 design for others of telecommunication transaction processing systems, namely, hardware and software for collecting billing data, managing traffic, detecting fraud and preventing churning