A Digest of Patents, Issued by the United States, Including the Years 1839, 1840 and 1841

Bok av Henry Leavitt Ellsworth
A Digest of Patents, Issued by the United States, Including the Years 1839, 1840, and 1841. This book, "A digest of patents, issued by the United States, including the years 1839, 1840 and 1841", by Henry Leavitt Ellsworth, is a replication of a book originally published before 1842. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.