Etching blade

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Description

FIG. 1 is a perspective view of an etching blade;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for an etching blade, as shown and described.

Referenced Cited
U.S. Patent Documents
D237452 November 1975 Hall
D245831 September 20, 1977 West et al.
D279645 July 16, 1985 Makris
D338607 August 24, 1993 Anderson
D358643 May 23, 1995 Knepshield et al.
D400068 October 27, 1998 Gold
D405667 February 16, 1999 Rivera
D538117 March 13, 2007 Lin
D573855 July 29, 2008 Khechoyan
D624185 September 21, 2010 McGinley
Patent History
Patent number: D637876
Type: Grant
Filed: Oct 15, 2010
Date of Patent: May 17, 2011
Inventor: Mark Charles Williams (Milpitas, CA)
Primary Examiner: Garth Rademaker
Attorney: Sinorica, LLC
Application Number: 29/376,998
Classifications
Current U.S. Class: D8/20