Patent
   D520326
Priority
Sep 27 2004
Filed
Sep 27 2004
Issued
May 09 2006
Expiry
May 09 2020
Assg.orig
Entity
unknown
1
8
n/a
The ornamental design for a knife grinder, as shown and described.

FIG. 1 is a perspective view of a knife grinder showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Wu, Shih-Piao

Patent Priority Assignee Title
D958617, Nov 17 2020 Input manipulator
Patent Priority Assignee Title
511397,
144878,
D250452, Aug 23 1976 Fram Corporation Honing tool
D334081, Jul 12 1990 Nail buffing device
D397517, Mar 12 1997 Manicure case with buffing file
D480620, Dec 31 2002 Grinding tool
D486607, Mar 04 2003 Skin remover
D493834, Dec 02 2003 Pen
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Sep 16 2004WU, SHIH-PIAOJIIN HAUR INDUSTRIAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0158430316 pdf
Sep 27 2004JIIN HAUR INDUSTRIAL CO., LTD.(assignment on the face of the patent)
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