. . . "Patents" . . "Patents"@en . "Before the Hon. Philip F. Thomas, Commissioner of Patents In the matter of the application of Elias Howe, Jr., for an extension of his patent for sewing machines, dated September 10th, 1846" . . . . . . "Before the Hon. Philip F. Thomas, commissioner of patents. : In the matter of the application of Elias Howe, Jr., for an extension of his patent for sewing machines, dated September 10th, 1846"@en . .