Patent
   D909169
Priority
Jul 24 2020
Filed
Jul 24 2020
Issued
Feb 02 2021
Expiry
Feb 02 2036
Assg.orig
Entity
unknown
1
25
n/a
The ornamental design for a knife grinder, as shown and described.

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

FIG. 2 a front elevational view;

FIG. 3 a rear elevational view thereof;

FIG. 4 a left side view thereof;

FIG. 5 is a right side view thereof;

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

FIG. 7 is a bottom plan view thereof.

The broken lines illustrate portions of the knife grinder which form no part of the claimed design.

Huang, Dongchen

Patent Priority Assignee Title
ER3469,
Patent Priority Assignee Title
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