| Patents for Merrill Brothers |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 24,428 | Jun. 14, 1859 | B. Hotchkiss | Trip Hammer | trip and helve hammers |
| 37,692 | Feb. 17, 1863 | B. Hotchkiss | Improvement in drop-presses | drop hammers |
| 39,924 | Sep. 15, 1863 | B. Hotchkiss | Improved Atmosheric Trip-Hammer | steam hammers |
| RE2,389 | Nov. 06, 1866 | B. Hotchkiss | Trip Hammer | trip and helve hammers |
| 462,499 | Nov. 03, 1891 | J. Bass, E.W. Merrill | Art of Making Turn-Buckles | turn-buckle making machines |
| 515,919 | Mar. 06, 1894 | E.W. Merrill | Drop Hammer | drop hammers |
| 601,060 | Mar. 22, 1898 | E.W. Merrill, Jr. | Drop-hammer | drop hammers |
| 1,277,985 | Sep. 03, 1918 | W. Merrill | Drop Hammer | drop hammers |
| 1,596,617 | Aug. 17, 1926 | H. Terhune, E.W. Merrill | Adjusting Means for Drop Hammers | drop hammers |
