Fitxer:Radio Electronics Cover August 1949.jpg
Fitxer original (1.275 × 1.688 píxels, mida del fitxer: 477 Ko, tipus MIME: image/jpeg)
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Resum
| Descripció |
Radio-Electronics, August 1949, Volume 20, Number 11 Gernsback Publications, Inc. Publisher and Editor-in-Chief: Hugo Gernsback. |
| Data | |
| Font | This cover was scanned by User:Swtpc6800 on an Epson Perfection 1240U and touched up in Adobe Photoshop Elements |
| Autor | Radio Electronics staff, Avery Slack photographer. |
| Permís (Com reutilitzar aquest fitxer) |
This 1949 issue of Radio Electronics would have to its copyright renewed in 1976. Online page scans of the Catalog of Copyright Entries, published by the US Copyright Office can be found here. http://onlinebooks.library.upenn.edu/cce/ The search of the Renewals for Periodicals for 1975, 1976 and 1977 show no renewal entries for Radio Electronics. Gernsback Publications owned Radio Electronics in 1949 and in 1976. The copyrights for Radio Electronics are held by Poptronix Inc. The copyright holder indicated that Gernsback Publications did not renew the copyrights of pre 1964 issues. A search of the copyright records confirms this. The copyright on the magazine was not renewed and it is in the public domain. |
Llicència
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This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
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| Data/hora | Miniatura | Dimensions | Usuari/a | Comentari | |
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| actual | 07:04, 4 març 2009 | | 1.275 × 1.688 (477 Ko) | Swtpc6800 | == Summary == {{Information |Description= ''Radio-Electronics'', August 1949, Volume 20, Number 11 Gernsback Publications, Inc. Publisher and Editor-in-Chief: Hugo Gernsback. |Source= This cover was scanned by User:Swtpc6800 on an Epson Perfection 1 |
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