File:GBpatent1892012829 1892.gif
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![File:GBpatent1892012829 1892.gif](https://upload.wikimedia.org/wikipedia/commons/thumb/d/df/GBpatent1892012829_1892.gif/317px-GBpatent1892012829_1892.gif?20050208120932)
Size of this preview: 317 × 598 pixels. Other resolutions: 127 × 240 pixels | 254 × 480 pixels | 774 × 1,461 pixels.
Original file (774 × 1,461 pixels, file size: 90 KB, MIME type: image/gif)