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This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified image.
| Image title | Phonograph Patent Drawing by T.A. Edison
May 18, 1880 RG 241 Patent #227,679 07009_2003_001 |
|---|---|
| Orientation | Normal |
| Horizontal resolution | 120 dpi |
| Vertical resolution | 120 dpi |
| Software used | Adobe Photoshop CS Macintosh |
| File change date and time | 14:51, 7. Okt 2004 |
| Color space | sRGB |

