Title | U.S. Patent and Trademark Office Patents, 1790-1909 | |
Author | Ancestry.com | |
Publisher | Name: Online publication - Provo, UT, USA: Ancestry.com Operations Inc, 2008.Original data - United States Patent and Trademark Office. USPTO Patent Full-Text and Image Database. accessed January 2008.Original data: United States Patent and Trademark Office. US; | |
Repository | Ancestry.com | |
Source ID | S1 |