USD631901SActiveUtility

Portable apparatus for determining leaks in air ducts

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Assignee: UNITED MCGILL CORP CPriority: Jan 25, 2010Filed: Jan 25, 2010Granted: Feb 1, 2011
Est. expiryJan 25, 2030(~3.5 yrs left)· nominal 20-yr term from priority
Inventors:Patrick BrooksShawn FortnerAndrew N. Czerpak
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PatentIndex Score
11
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable apparatus for determining leaks in air ducts, as shown and described.

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