Electronic cash register with removable memory packs for cashier identification
US4220991A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 21, 1978 |
| Grant date | Sep 2, 1980 |
| Priority date | — |
| Expiry date | Sep 21, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07G1/12
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
An electronic cash register is provided which comprises a keyboard including a plurality of entry keys, function keys and department keys, a memory, a first interface circuit with which a cashier memory pack is mechanically, electrically and disconnectably coupled, a second interface circuit with which a terminal memory pack is mechanically, electrically and disconnectably coupled, and a central processing unit connected to the keyboard, the memory, and the first and second interface circuits in which the sales information generated upon depression of the entry keys, the function keys and department keys are loaded into the memory and at least the sales total for a customer in the sales information is loaded for each transaction into the cashier memory pack and the terminal memory pack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.