Satelite television communication system for audience polling and processing answers
IL94519A0Inactive Publication Date: 1991-03-10HAIM ETKIN
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Patent Information
- Application Number
- IL945
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1989-08-07
- Filing Date
- 1990-05-27
- Publication Date
- 1991-03-10
- Estimated Expiration
- Not applicable · inactive patent
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