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The ornamental design for a detector, as shown and described.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 12 2019 | TONG, JUNYU | NINGBO HENGBO TELECOMMUNICATION CO ,LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 057166 | 0794 | |
Jun 20 2019 | Ningbo Hengbo Telecommunication Co., Ltd. | (assignment on the face of the patent) |
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