Novel vision detection table
The utility model provides a novel vision detection watch, which relates to the technical field of vision detection watches, and comprises a display board, the surface of the display board is provided with a sighting mark, the back of the display board is fixedly provided with a convex block, the in...
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| Main Author | |
|---|---|
| Format | Patent |
| Language | Chinese English |
| Published |
11.07.2023
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| Subjects | |
| Online Access | Get full text |
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