Sight glass and frame

- AOS Holding Company
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Description

FIG. 1 is a perspective view of the sight glass and frame.

FIG. 2 is a front thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a right side view thereof.

FIG. 5 is a left side view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

We claim the ornamental design for a sight glass and frame, as shown and described.

Referenced Cited
U.S. Patent Documents
2450330 September 1948 De Giers
3935656 February 3, 1976 Pritchard
4282668 August 11, 1981 Jolkovski
5735168 April 7, 1998 Harrison
6439171 August 27, 2002 McCall
6499439 December 31, 2002 Kohler et al.
6547558 April 15, 2003 McCall
6554610 April 29, 2003 McCall
6694683 February 24, 2004 Anderson et al.
D505018 May 17, 2005 Stravitz
7028545 April 18, 2006 Gandel et al.
D527034 August 22, 2006 Sprague
D529061 September 26, 2006 Sprague
D538318 March 13, 2007 Sprague
D538319 March 13, 2007 Sprague
D538320 March 13, 2007 Sprague
D581681 December 2, 2008 Goolrick
Patent History
Patent number: D614680
Type: Grant
Filed: Jul 28, 2009
Date of Patent: Apr 27, 2010
Assignee: AOS Holding Company (Wilmington, DE)
Inventors: Emadeddin Y. Tanbour (Johnson City, TN), Chad A. Hembree (Whitesburg, TN)
Primary Examiner: Philip S Hyder
Assistant Examiner: Sydney R Buffalow
Attorney: Michael Best & Friedrich LLP
Application Number: 29/340,951
Classifications
Current U.S. Class: Lens Or Objective (D16/134); D6/300