A banana protective device for storing and transporting a banana carefully.
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| Number | Title | Issue Date |
| 5279403 | Microwave security thread detector A security thread detector for verifying the authenticity of banknotes. In the preferred embodiment, the invention comprises a housing with a passage through which banknotes can be passed, wherein the housing also comprises a waveguide, a microwave oscill... | 01/18/1994 |