| Patents for John K. Hallock |
Patents 1 -
15
of 35
      |
| Number | Date | Patentee | Title | Type |
| 98,111 | Dec. 21, 1869 | G. Selden | Improvement in indicator for saw-mill head-blocks | sawmill headblocks |
| 99,486 | Feb. 01, 1870 | O.C. Briggs, G. Selden | Improvement in head-blocks for sawmills | sawmill headblocks |
| 179,662 | Jul. 11, 1876 | L.G. Bergström, G. Lennartson | Improvement in miter-planing machines | miter machines |
| 181,334 | Aug. 22, 1876 | L.H. Hall | Improvement in balanced valves | steam engine valves |
| 188,048 | Mar. 06, 1877 | L.H. Hall | Aligning a shaft while pouring Babbitt | industrial machine bearings |
| 208,030 | Sep. 17, 1878 | T.G. Morse | Improvement in boring-machines | vertical boring mills |
| 210,850 | Dec. 17, 1878 | L.H. Hall | Imprrovement in hoisting-machines | hoists, winches, come-alongs |
| 213,002 | Mar. 04, 1879 | E.H. Stearns | Improvement in saw-mill dogs | sawmill dogs |
| RE9,095 | Feb. 24, 1880 | L.H. Hall | Hoisting-machine | hoists, winches, come-alongs |
| 238,815 | Mar. 15, 1881 | E.H. Stearns | Lumber-trimming machine | circular ripsaws |
| 272,190 | Feb. 13, 1883 | H.R. Barnhurst | Lumber-edging machine | circular ripsaws |
| 275,807 | Apr. 17, 1883 | H.C. Crowell | Machine for sawing segment-blocks | wheelwright |
| 281,750 | Jul. 24, 1883 | H.R. Barnhurst | Saw-mill head-block | sawmill headblocks |
| 281,762 | Jul. 24, 1883 | A.F. Griswold | Facing for saw-mill head-blocks | sawmill headblocks |
| 284,997 | Sep. 18, 1883 | J.O. Barrett | Bench Vise | bench vises |
