Lotto game input device - uses pin inserted in card matrix opening to input each lotto number by closure of respective contacts

摘要

The lotto game input device uses a plate with the same length and breadth and the same pattern layout as the lotto cards. An opening is provided at each number position, in which the user can insert a pin, to close underlying electrical contacts, for entering the corresponding number. The lotto input device is used to enter the lotto numbers in the memory of a pocket calculator. This has an external memory module, pref. with automatic printing of the lotto card in response to operation of a given function key. USE - For holding lotto numbers and automatic printing of lotto card.