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The ornamental design for a grinding disc, as shown and described. |
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FIG. 1 is a front perspective view of a grinding disc showing my new design;
FIG. 2 is an exploded front perspective view thereof;
FIG. 3 is a rear perspective view of the body of the disc shown separately for clarity of illustration.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 26 1984 | Finsliparna AB | (assignment on the face of the patent) | / | |||
| Jun 27 1986 | SIDEN, JAN | FINSLIPARNA AB, A CORP OF SWEDEN | ASSIGNMENT OF ASSIGNORS INTEREST | 004591 | /0441 | |
| Jun 09 1994 | Finsliparna AB | UNIROC GRINDING AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007038 | /0554 | |
| Apr 17 1997 | UNIROC GRINDING AB | Uniroc AB | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008478 | /0528 |
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