| All Patents of Type: mining apparatus |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| GB-180,202,632 | Jun. 28, 1802 | M. Murray | Adapting steam engines for mining and textile work | steam engines |
| 282,632 | Aug. 07, 1883 | M. Hardsocg | Mining Machine | mining apparatus |
| 333,472 | Dec. 29, 1885 | J.J. Lloyd | Mining Tool | stoneworking |
| 335,758 | Feb. 09, 1886 | A. John | Drilling Machine | mining apparatus |
| 466,717 | Jan. 05, 1892 | G.E. Truax | Ore-car | mining apparatus |
| 468,451 | Feb. 09, 1892 | J. Hunt | Magneto-electric machine | mining apparatus |
| 494,518 | Mar. 28, 1893 | H. Bolthoff | Brake mechanism | industrial elevators and lifts |
| 526,007 | Sep. 11, 1894 | H. Bolthoff | Hoisting-drum | industrial elevators and lifts |
| 545,433 | Aug. 27, 1895 | G.E. Truax | Ore-car | mining apparatus |
| 568,832 | Oct. 06, 1896 | H. Bolthoff | Hoisting-machine | industrial elevators and lifts |
| 607,785 | Jul. 19, 1898 | G.E. Truax | Ore-car | mining apparatus |
| 639,267 | Dec. 19, 1899 | W.T. Moss | Mining Machine | mining apparatus |
