WIWAITER
portable handheld devices used in presenting a bill or invoice to a customer of a commercial establishment, and used in receiving payment from the customer by swiping the customer's credit card, namely, portable handheld devices including a card reader for reading credit card information and a wireless transmitter for transmitting the credit card information to a base unit which is in communication with the customer's credit card account via a computer network
Abandoned · October 4, 2007 · 77295736 ·