![File:Baldwin 706375 patent.png](http://upload.wikimedia.org/wikipedia/en/thumb/c/c0/Baldwin_706375_patent.png/408px-Baldwin_706375_patent.png?20061222052924)
Original file (746 × 1,096 pixels, file size: 61 KB, MIME type: image/png)
U.S. patent 706,375; Calculating Machine; August 5, 1902
![]() | 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. | ![]() |
![]() | In general, the contents of United States patents are in the public domain in the US.[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][4](archived) 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. This template can be replaced by {{PD-US-patent-no notice}} in such cases. |
![]() | This file is a candidate to be copied to Wikimedia Commons.
Any user may perform this transfer; refer to Wikipedia:Moving files to Commons for details. If this file has problems with attribution, copyright, or is otherwise ineligible for Commons, then remove this tag and DO NOT transfer it; repeat violators may be blocked from editing. Other Instructions
| ||
|
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 05:29, 22 December 2006 | ![]() | 746 × 1,096 (61 KB) | Richard Arthur Norton (1958- ) (talk | contribs) | {{US patent|706375}}; Calculating Machine; August 5, 1902 |
You cannot overwrite this file.