| Patents for Thomas Northey |
Patents 1 -
7
of 7
      |
| Picture | Number | Date | Patentee | Title |
| | XC-1,375 | Jun. 09, 1862 | T. Northey | An improved expansion steam engine |
 | CA-1,222 | Nov. 17, 1871 | T. Northey | Northey's improved triple barreled steam crane |
 | CA-1,572 | Jul. 22, 1872 | T. Northey | Improvements on shaft couplings |
 | CA-5,566 | Jan. 10, 1876 | T. Northey | Steam pump or boiler feeder |
 | 203,553 | May 14, 1878 | T. Northey | Improvement in double stuffing-boxes for steam-pumps |
 | CA-21,309 | Mar. 19, 1885 | T. Northey | Direct acting steam pump |
 | CA-34,491 | Jun. 09, 1890 | T. Northey | Automatic low water indicator |
