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Summary edit
| Description |
From the U.S. Patent "Device to prevent picking in poultry" filed in 1935 (US2079107A) | ||
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| Source |
Image from patent file. | ||
| Date |
1935 | ||
| Author |
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| Permission (Reusing this file) |
See below.
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Licensing edit
 | The text and illustrations of US patents are in the public domain in the United States unless the patent text contains a specific notice that portions are copyrighted.[1][2][3]
The original patent contains no such notice, so its contents are in the public domain in the United States. |
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Any user may perform this transfer; refer to Wikipedia:Moving files to Commons for details. If this file has problems with attribution, copyright, or is otherwise ineligible for Commons, then remove this tag and DO NOT transfer it; repeat violators may be blocked from editing. Other Instructions
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:03, 21 December 2011 | | 890 × 778 (98 KB) | DrChrissy (talk | contribs) | Image from patent file. |
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