Keyhold cross-section level

- Empire Level Mfg. Co.
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Description

FIG. 1 is a perspective view of the invention.

FIG. 2 is a top view of the invention.

FIG. 3 is a front view of the invention, the rear view is mirror image.

FIG. 4 is a bottom view of the invention; and,

FIG. 5 is a right side view of the invention, the left side view is identical.

Claims

The ornamental design for a keyhold cross-section level, as shown and described.

Referenced Cited
U.S. Patent Documents
4663856 May 12, 1987 Hall et al.
D385807 November 4, 1997 Gruetzmacher
Patent History
Patent number: D514961
Type: Grant
Filed: Apr 16, 2004
Date of Patent: Feb 14, 2006
Assignee: Empire Level Mfg. Co. (Mukwonago, WI)
Inventor: Charles D. Kim (Raleigh, NC)
Primary Examiner: Antoine D. Davis
Attorney: Jansson, Shupe & Munger, Ltd.
Application Number: 29/203,699
Classifications
Current U.S. Class: Spirit Level (D10/69)