File:US patent 594059 diagram.png

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US_patent_594059_diagram.png(349 × 435 pixels, file size: 81 KB, MIME type: image/png)

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current16:53, 12 February 2007Thumbnail for version as of 16:53, 12 February 2007349 × 435 (81 KB)Slambo{{Information |Description= Diagram from US patent 594,059 showing an improved railway coupler design |Source= US patent 594,059 |Date= November 23, 1897 |Author= Andrew Jackson Beard |Permission= PD-US-patent |other_versions= }} == Licensing == {{PD-US-

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