U.S. patent number D494,670 [Application Number D/190,590] was granted by the patent office on 2004-08-17 for support frame for round duct. This patent grant is currently assigned to Snyder National Corporation. Invention is credited to Darryl L. Snyder.
United States Patent | D494,670 |
Snyder | August 17, 2004 |
Inventors: | Snyder; Darryl L. (Canton, OH) |
---|---|
Assignee: | Snyder National Corporation
(Canton, OH) |
Appl. No.: | D/190,590 |
Filed: | September 23, 2003 |
Current U.S. Class: | D23/393 |
Current International Class: | 2304 |
Field of Search: | ;D23/354,314,329,386-387,393,421,499 ;454/224,227,380,906,283-284,307,309,370,330-331 ;138/106,128,172,155-156,177-178,DIG.11 ;55/502 ;126/41R |
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