Image:George b selden road-engine 549,160.png
From Wikipedia, the free encyclopedia
No higher resolution available.
George_b_selden_road-engine_549,160.png (528 × 456 pixels, file size: 9 KB, MIME type: image/png)
George B. Selden's Road-Engine U.S. Patent No. 549,160.
Obtained from the USPTO website. Toytoy cleaned it up a bit. Fibonacci converted it to PNG. The whole document can be downloaded from Media:George_b_selden_road-engine_549,160.pdf.
You may build your Road-Engine at home.
In general, the contents of United States patents are in the public domain.[1] In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent:[2] [3] The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. |
File history for the previous image:
- 00:59, 26 October 2004 . . Toytoy (10652 bytes) (George B. Selden's Road-Engine U.S. Patent No. 549,160)
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Dimensions | User | Comment | |
---|---|---|---|---|
current | 06:18, 1 August 2005 | 528×456 (9 KB) | Fibonacci (Talk | contribs) | (George B. Selden's Road-Engine U.S. Patent No. 549,160. Obtained from the USPTO website. User:Toytoy cleaned it up a bit. ~~~ converted it to PNG. To download the whole document, visit: [http://upload.wikimedia.org/wikipedia/en/3/31/George_b) |
- Search for duplicate files
- Edit this file using an external application
See the setup instructions for more information.