Concrete bridge and headwall unit

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Description

FIG. 1 is an end view of a concrete bridge and headwall unit and showing our new design;

FIG. 2 is a top view thereof, with a middle portion broken away to disclose indefinite length; and,

FIG. 3 is a side view thereof, with a middle portion broken away to disclose indefinite length, the opposite side view being the same.

Claims

The ornamental design of a concrete bridge and headwall unit, as shown and described.

Referenced Cited
U.S. Patent Documents
D47171 March 1915 Smith
D356163 March 7, 1995 Ryan
5590433 January 7, 1997 Fricke
6719492 April 13, 2004 Heierli
Patent History
Patent number: D512513
Type: Grant
Filed: Sep 15, 2004
Date of Patent: Dec 6, 2005
Assignee: Con/Span Bridge Systems Ltd. (Dayton, OH)
Inventors: Daniel L. Wasniak (Springboro, OH), David M. Brodowski (Beavercreek, OH)
Primary Examiner: Doris Clark
Attorney: Jacox, Meckstroth & Jenkins
Application Number: 29/213,162
Classifications
Current U.S. Class: Structure (D25/1)