Electronic cigarette convenient to open and close
The utility model discloses an electronic cigarette convenient to open and close in the technical field of electronic cigarettes. The device comprises a main body, an upper cover and a lower cover, the upper cover is rotationally connected with the main body through movable positioning nails, the lo...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Online-Zugang: | Volltext bestellen |
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