File:Dandy Roll.png
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Summary[edit]
| Description |
A perspective view of a dandy roll in accordance with the invention of a conventional papermaking machine for producing watermarked paper. |
|---|---|
| Source | |
| Date |
Nov 17, 1983 |
| Author |
James R. Waters |
| Permission (Reusing this file) |
See below.
|
- Other information
Original source is available on Google Patents: http://www.google.com/patents/US4526652
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. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 07:53, 4 October 2014 | | 1,912 × 2,619 (229 KB) | David Condrey (talk | contribs) | Uploading a public-domain item using File Upload Wizard |
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File usage
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