| Item Details | |
| Entry Number | 1915 |
| Author | U.S. Patent Office. |
| Title | “Letter from the Secretary of State, Transmitting a List of Patents Granted for Useful Inventions during the Year 1830.” |
| Publication | U.S. 21st Congress, 2d Session, House Document no. 49, 1831. 57 pp. |
| Subject(s) | : REGIONAL COMMERCE & INDUSTRY |
| Notes | (Serial vol. 207) |
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