Drive through wireless order taking system
US5590407A · kind A · utility
20Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1995 |
| Grant date | Dec 31, 1996 |
| Priority date | — |
| Expiry date | Sep 25, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/725
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A drive through wireless order taking system includes a base station, and a slave station being connectable with the base station by radio and being movable into and out of a talk lock state. The base station includes a device for transmitting a talk lock release signal to the slave station. The slave station includes a device for moving the slave station out of the talk lock state in response to the talk lock release signal transmitted from the base station.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.