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The ornamental design for portable disk grinder, as shown. |
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FIG. 1 is a top, front and right side perspective view of a portable disk grinder showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side view elevational thereof; and,
FIG. 7 is a left side elevational view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 10 1998 | SAITO, MASAYUKI | NITTO KOHKI CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009116 | /0958 | |
| Apr 17 1998 | Nitto Kohki Co., Ltd. | (assignment on the face of the patent) | / |
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