Subject-matter index of patents for inventors issued by the United States Patent Office from 1790 to 1873, inclusive.
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
North Stratford, NH :
Ayer Company Publishers,
2000.
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| Series: | America in two centuries, an inventory.
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| Subjects: |
| Item Description: | Reprint of the 1874 edition published by Government Printing Office, Washington. |
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| Physical Description: | 3 volumes (1951 pages) ; 26 cm. |