Precast concrete bridge unit
Claims
The ornamental design for a precast concrete bridge unit, as shown and described.
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5720577 | February 24, 1998 | Sanders et al. |
6474907 | November 5, 2002 | Semotiuk et al. |
D566852 | April 15, 2008 | Gaster et al. |
20050123354 | June 9, 2005 | Zax et al. |
Type: Grant
Filed: Nov 15, 2010
Date of Patent: Sep 20, 2011
Inventor: Jeffrey J. Von Handorf (Waynesville, OH)
Primary Examiner: Doris Clark
Attorney: Jacox, Meckstroth & Jenkins
Application Number: 29/372,366