Martin M Atalla, Ralph R Bestock: Pocket banking terminal, method and system. Atalla Corporation, A C Smith, August 20, 1985: US04536647 (161 worldwide citation)

A portable banking terminal under control of an authorized user and operating within a system of banks and retailers may be initialized for personal use under separate controls by the banks and the retailers to facilitate the completion of basic transactions such as deposits and withdrawals from rem ...