File:US Patent X1 - Washington Signature.png
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US_Patent_X1_-_Washington_Signature.png (641 × 169 pixels, file size: 4 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 07:23, 19 May 2008 | 641 × 169 (4 KB) | T. Mazzei | {{Extracted from|United States Patent X1.png}} |
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