| 摘要 |
Devices, methods and systems disclosed herein relate to the application of a protective film on a surface of an electronic device instantly reducing air bubbles and eliminating the waiting time usually required when using a wet fluid solution. In one embodiment, a roller device may include a carriage or housing and one or more rollers coupled or integrated with the housing, configured to apply a protective material to a surface of the electronic device in a first orientation, and configured to function as a device stand in a second orientation.
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