File:Adcock-fig3.jpg
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Summary
| Description |
English: Diagram showing typical Adcock antenna array GB patent 130490, Frank Adcock, "Improvements in Means for Determining the Direction of a Distant Source of Electro-magnetic Radiation", granted 1919-08-07 |
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| Source | British Patent GB |
| Author | Frank Adcock |
Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.
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Original upload log
The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2009-07-30 20:41 | 587×571× (43124 bytes) | Crum375 | {{Information |Description = Diagram showing typical [[Adcock antenna]] array |Source = British Patent GB {{Ref patent | country = GB | number = 130490 | title = Improvements in Means for Determining the Direction of a Distant Source of El |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:51, 3 June 2019 | | 587 × 571 (42 KB) | Ixfd64 | Transferred from en.wikipedia via #commonshelper |
File usage
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