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The ornamental design for a polishing or grinding element, as shown and described.
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Broken lines are used to indicate structure that does not form part of the claimed design.
Ferronato, Sandro Giovanni Giuseppe
| Patent | Priority | Assignee | Title |
| ER348, | |||
| ER5513, | |||
| ER8839, |
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| D502378, | Nov 18 2002 | Ehwa Diamond Industrial Co., Ltd. | Pad for grinding stone |
| D587288, | Oct 07 2005 | Abrasive plate | |
| D679299, | Nov 11 2011 | TYROLIT - SCHLEIFMITTELWERKE SWAROVSKI K G ; TYROLIT - SCHLEIFMITTEL WERKE SWAROVSKI K G | Abrasive disc |
| D804549, | Dec 11 2015 | KGS DIAMOND HOLDING B V | Front side of an abrasive paper |
| D852240, | Oct 02 2017 | Ferronato KGS Group AG | Abrasive disc |
| D891893, | Nov 22 2018 | CHANGZHOU TAIYU RUBBER & PLASTIC CO., LTD | Polishing plate |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 11 2020 | Ferronato KGS Group AG | (assignment on the face of the patent) | / | |||
| Jun 26 2020 | FERRONATO, SANDRO GIOVANNI GIUSEPPE | THE KGS DIAMOND CORPORATION AG | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 053210 | /0752 | |
| Apr 22 2022 | THE KGS DIAMOND CORPORATION AG | Ferronato KGS Group AG | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 060092 | /0050 |
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