File:Hugon Vertical Engine from 1865 US patent.jpg
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| Description |
English: Hugon Engine from US patent 49346 of August 1865. This embodies the principles in the commercial horizontal Hugon engine of the same year, and the text of the patent explains the mechanism. It is not known if a vertical engine was ever available commercially. |
| Date | |
| Source |
Original publication: US Patent 49346 of 1865 |
| Author |
Pierre Hugon |
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
 Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings. |
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The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2012-03-07 00:38 | 1104×864× (180923 bytes) | Oldnoccer | Uploading an old public-domain work using [[Wikipedia:File_Upload_Wizard|File Upload Wizard]] |
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| current | 19:20, 9 November 2017 | | 1,104 × 864 (177 KB) | Popolon (talk | contribs) | Transferred from en.wikipedia |
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