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The ornamental design for a percussion instrument, as shown and described.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 17 2020 | Jinzhou Topfund Industry Co., Ltd. | (assignment on the face of the patent) | ||||
Jun 17 2020 | WANG, XIANFENG | JINZHOU TOPFUND INDUSTRY CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 056844 | 0561 |
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