File:Analog clock with digital display.png
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Analog_clock_with_digital_display.png (500 × 435 pixels, file size: 51 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:39, 25 September 2006 | 500 × 435 (51 KB) | commons>Epolk | {{Information |Description=Inner workings of a "flip clock" where a digital display is driven by a system of gears and motors. |Source=http://patft.uspto.gov/netacgi/nph-Parser?patentnumber=3220174 |Date=November 30, 1965 |Author=E. Cappellari |Permission |
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