USD331125SExpiredUtility

Fresnel lens array for infrared motion detector

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Assignee: FRESNEL TECH INCPriority: Aug 19, 1991Filed: Aug 19, 1991Granted: Nov 17, 1992
Est. expiryAug 19, 2011(expired)· nominal 20-yr term from priority
Inventors:Richard N. Claytor
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Claims

exact text as granted — not AI-modified
The ornamental design for a fresnel lens array for infrared motion detector, as shown and described.

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