File:4263517 High voltage direct current system.png
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Summary[edit]
Description4263517 High voltage direct current system.png |
English: High voltage direct current system diagram. Patent 4263517 |
Date | |
Source | U.S. Patent 4,263,517 |
Author | Hiroo Konishi, Hitachi |
Other versions | w:en:File:4263517 High voltage direct current system.svg |
Licensing[edit]
Public domainPublic domainfalsefalse |
In general, the contents of United States patents are in the public domain.
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 (see 37 CFR 1.71(d) & (e) and 37 CFR 1.84(s), and MPEP § 608.01(e) & (w) and MPEP § 1512):
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.) |
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- 2008-04-17 06:40 Reddi 970×581× (49410 bytes)
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current | 19:37, 2 August 2013 | 970 × 581 (48 KB) | File Upload Bot (Magnus Manske) (talk | contribs) | Transfered from en.wikipedia by User:Sfan00_IMG using CommonsHelper |
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