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The ornamental design for myopia prevention device, as shown and described.
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FIG. 1 is a perspective view of myopia prevention device showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is right side elevational view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
| Patent | Priority | Assignee | Title |
| 10750162, | Sep 11 2017 | GOOGLE LLC | Switchable virtual reality headset and augmented reality device |
| D597583, | Jan 11 2006 | Carl Zeiss AG | Electronic device for visual impaired people |
| D752680, | Aug 25 2014 | Samsung Electronics Co., Ltd. | Cover for head-mounted display device |
| D762763, | Jun 25 2015 | Head mounted device | |
| D794700, | Sep 11 2015 | SUN SCALE SZ MANUFACTURING LIMITED | 3D glasses |
| D853231, | Feb 24 2016 | GOOGLE LLC | Combined smartphone package and virtual reality headset |
| D986952, | Nov 21 2021 | Gaodi Digital (Qingdao) Co., Ltd. | Night vision goggles |
| Patent | Priority | Assignee | Title |
| 1328669, | |||
| 3883225, | |||
| 4681413, | Feb 05 1985 | PROPPER MANUFACTURING CO , INC , A NY CORP ; HEINE OPTOTECHNIK GMBH & CO KG , A GERMAN CORP | Headband with optical device adjustably coupled thereto |
| 5412811, | Oct 04 1991 | Carl-Zeiss-Stiftung | Headgear having a holding device for holding an instrument |
| 6325507, | Jun 02 2000 | OAKLEY | Eyewear retention system extending across the top of a wearer's head |
| D322797, | Jun 22 1989 | IMAX Corporation | 3-D glasses |
| D415146, | Nov 12 1997 | VIKING SYSTEMS, INC | Head mounted display |
| D427982, | Jan 24 1996 | Sony Corporation | Television monitor |
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