Assignee

CROQUET & CIE

FR·1 granted patent·60 citations·filing 1989–1989

Technology mixH04H1

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1 record

0176US5155762AMethod and a system for acquiring and transmitting information about tv program audiencesCROQUET & CIE·Filed 1989·Granted Oct 13, 1992·60 cites·4 claims

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