File:Sand bath.png
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Sand_bath.png (366 × 587 pixels, file size: 19 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:33, 24 September 2007 | ![]() | 366 × 587 (19 KB) | commons>Epolk | Patent diagram of a sand bath. Source: US Patent & Trademark Office - [http://patft.uspto.gov/netacgi/nph-Parser?patentnumber=1378474 Patent #1378474] Category:Laboratory equipment {{PD-US-patent}} |
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