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Summary[edit]
Description |
US Patent 20,277 - Griding and sizing paper pulp |
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Source | |
Date |
May 18, 1858 |
Author |
J. Jordan |
Permission (Reusing this file) |
See below.
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Licensing[edit]
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 06:34, 9 September 2015 | 1,795 × 2,975 (637 KB) | David Condrey (talk | contribs) | ==Summary== {{Information |Description = US Patent 20,277 - Griding and sizing paper pulp |Source = http://pdfpiw.uspto.gov/.piw?docid=20277 |Date = May 18, 1858 |Author = J. Jordan }} ==Licensing== {{PD-US-patent}} |
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