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The ornamental design for a lunch box, as shown and described.
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| Patent | Priority | Assignee | Title |
| ER3052, | |||
| ER3259, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Feb 26 2021 | PENG, PANDIAN | SHENZHEN KEAN SILICONE PRODUCT CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 055439 | /0225 | |
| Feb 28 2021 | SHENZHEN KEAN SILICONE PRODUCT CO., LTD | (assignment on the face of the patent) | / |
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