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Home › Interactive television system for implementing electronic polling or providing user-requested services based on identification of users or of remote control apparatuses which are employed by respective users to communicate with the system

Interactive television system for implementing electronic polling or providing user-requested services based on identification of users or of remote control apparatuses which are employed by respective users to communicate with the system

US Patent 5721583 · Granted Feb 24, 1998

Estimated economic value: $297,000 ⓘ

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