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Before the Hon. Philip F. Thomas, commissioner of patents In the matter of the application of Elias Howe, Jr., for an extension of his sewing-machine patent, dated September 10th, 1846
- "Sewing-machine patent, Application for an extension of"
- "Before the Hon. Philip F. Thomas, commissioner of patents In the matter of the application of Elias Howe, Jr., for an extension of his sewing-machine patent, dated September 10th, 1846"