Quick-connect duct attaching device
The device is shown broken away in the figures to indicate that it has no specific length.
The building structure and the duct are shown in broken lines for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for a quick-connect duct attaching device, as shown and described.
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Type: Grant
Filed: Jun 18, 2007
Date of Patent: Mar 8, 2011
Inventor: David W. Larson (Upland, CA)
Primary Examiner: Celia A Murphy
Assistant Examiner: John Windmuller
Attorney: Albert O. Cota
Application Number: 29/288,566