Telephone answering service

Electrical monitoring system, namely, service call buttons for requesting service from their seat in a movie theater or restaurant; Computer software applications for mobile phones and handheld computers, namely, software for business analytics in the field of theater operations management

TELECOMMUNICATION SYSTEM COMPRISING A PAGING CONTROLLER AND INTERACTIVE TELEPHONE SWITCHING UNIT

TELECOMMUNICATION SYSTEM COMPRISING A PAGING CONTROLLER AND INTERACTIVE TELEPHONE SWITCHING UNIT