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Gathering data concerning publication usage and exposure to products and/or presence in commercial establishment

  • US 20050234774A1
  • Filed: 04/13/2005
  • Published: 10/20/2005
  • Est. Priority Date: 04/15/2004
  • Status: Active Grant
First Claim
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1. A system for gathering data concerning exposure of an individual to predetermined products and usage of a publication thereby, the system comprising a portable monitor capable of being carried on the person of the individual, the portable monitor comprising a product exposure monitor and a publication usage monitor.

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