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Sport fence

  • US 20040244034A1
  • Filed: 02/19/2004
  • Published: 12/02/2004
  • Est. Priority Date: 08/21/2001
  • Status: Active Grant
First Claim
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1. A sports hoarding having at least one contact sensor (20) and at least one actuator, with the actuator triggering an advertising message when the sensor produces a signal as a result of an impacting body.

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