File:Gőzturbina főgőz- és szabályozószelepe.png
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Summary[edit]
| Description |
Magyar: Régi Brown-Boveri kis teljesítményű gőzturbina főgőz- és szabályozószelepe |
| Date | |
| Source | Freytag: Hilfsbuch für den Maschinenbau (Berlin Springer, 1920) |
| Author | Friedrich Wilhelm Bernhard Freytag (1853–1920) |
Licensing[edit]
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The author died in 1920, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer. 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. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:04, 4 April 2013 | | 757 × 913 (1.71 MB) | Kaboldy (talk | contribs) | {{Információ | leírás = Régi Brown-Boveri kis teljesítményű gőzturbina főgőz- és szabályozószelepe | forrás = Freytag: Hilfsbuch für den Maschinenbau (Berlin Springer, 1920) | dátum = | helyszín = | s… |
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