Sharpener

Latest Qingdao D&D Electro Mechanical Technologies Co., Ltd. Patents:

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Description

FIG. 1 is a perspective view showing the sharpener according to our design.

FIG. 2 is a side view showing one side of the sharpener of FIG. 1.

FIG. 3 is another side view showing an opposite side of the sharpener of FIG. 1.

FIG. 4 is a front view of the sharpener of FIG. 1.

FIG. 5 is a rear view of the sharpener of FIG. 1.

FIG. 6 is a top view of the sharpener of FIG. 1; and,

FIG. 7 is a bottom view of the sharpener of FIG. 1.

Claims

The ornamental design for a sharpener, as shown and described.

Referenced Cited
U.S. Patent Documents
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D121789 August 1940 Hollengreen et al.
2433512 December 1947 Gorn
D153168 March 1949 Palma, Jr.
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2566809 September 1951 Risley et al.
D170935 November 1953 Palma, Jr. et al.
D175067 July 1955 Ernest
D179610 January 1957 Palma, Jr.
D185556 June 1959 Madl
3017727 January 1962 Georg et al.
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D202799 November 1965 DeFano et al.
4528778 July 16, 1985 Wolff
D322923 January 7, 1992 Farmer, Sr.
D328604 August 11, 1992 Chien
D340729 October 26, 1993 Baughman
D447155 August 28, 2001 Lin Ku
D458617 June 11, 2002 Wang
Patent History
Patent number: D523717
Type: Grant
Filed: Sep 16, 2004
Date of Patent: Jun 27, 2006
Assignee: Qingdao D&D Electro Mechanical Technologies Co., Ltd. (Shandong)
Inventors: Jianjin Guo (Qingdao), Daguang Wang (Qindago)
Primary Examiner: Raphael Barkai
Assistant Examiner: RoseLynne Ulm
Attorney: Milde & Hoffberg, LLP
Application Number: 29/213,343
Classifications
Current U.S. Class: D8/63; D8/62; D8/91