File:LeblancFDM.jpg
Original file (1,000 × 1,154 pixels, file size: 245 KB, MIME type: image/jpeg)
It is proposed that this file be deleted because of the following concern:
If you can address this concern, please do so. You may remove this message if you have addressed the concern or otherwise object to deletion for any reason. Although not required, you are encouraged to explain why you object to the deletion, either in your edit summary or on the talk page. If this template is removed, do not replace it. This file may be deleted if this message remains in place for seven days, i.e., after 14:53, 15 June 2024 (UTC). |
Description |
The multiple telegraph (FDM) circuit of Hutin and Leblanc from 1891 |
---|---|
Source |
US patent US0838545 |
Date |
9 May 1894 (filed) |
Author |
Maurice Hutin, Maurice Leblanc |
Permission (Reusing this file) |
See below.
|
Licensing[edit]
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. |
The uploader or another editor requests that a local copy of this file be kept. This image or media file may be available on the Wikimedia Commons as File:LeblancFDM.jpg. While the license of this file may be compliant with the Wikimedia Commons, an editor has requested that the local copy be kept too. This file does not meet CSD F8 and should not be tagged as a Commons duplicate. If you desire to nominate it for deletion, notify the tagging editor. |
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 17:37, 5 June 2009 | 1,000 × 1,154 (245 KB) | Spinningspark (talk | contribs) | {{Information |Description=The multiple telegraph (FDM) cicuit of Hutin and Leblanc from 1891 |Source=US patent US0838545 |Date=9 May 1894 (filed) |Author=Maurice Hutin, Maurice Leblanc |other_versions= }} == Licensing == {{PD-US-patent}} {{KeepLocal}} |
You cannot overwrite this file.
File usage
The following file is a duplicate of this file (more details):
- File:LeblancFDM.jpg from Commons