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A portable partition for use in an automobile having a seat with a seat bench and a seat backrest.
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| Number | Title | Issue Date |
| 5226177 | Real-time wireless audience response system A system for collecting data from a plurality of respondents having a central portion with a central processor and a base station and a remote portion with a plurality of wireless response units for respondents to be prompted to enter response data to a v... | 07/06/1993 |
| 4955070 | Apparatus and method for automatically monitoring broadcast band listening habits An electronic monitor and system for automatically monitoring broadcast band listening habits and periodically collecting data at a central location. The electronic monitor includes a microphone circuit and a tuner circuit. The tuner circuit is tuned unti... | 09/04/1990 |
