| Patents for John T. Hepburn, Ltd. |
Patents 1 -
15
of 22
      |
| Number | Date | Patentee | Title | Type |
| CA-170,027 | Jun. 06, 1916 | J.T. Hepburn | Single purpose heavy duty lathes | metal lathes |
| CA-380,481 | Apr. 04, 1939 | J.T. Hepburn | Lathe | metal lathes |
| CA-380,482 | Apr. 04, 1939 | J.T. Hepburn | Lathe | metal lathes |
| CA-380,483 | Apr. 04, 1939 | J.T. Hepburn | Lathe | metal lathes |
| CA-380,484 | Apr. 04, 1939 | J.T. Hepburn | Lathe tool feeding device | metal lathes |
| CA-407,482 | Sep. 29, 1942 | J.T. Hepburn | Elongated article loading device | metal lathes |
| CA-407,630 | Sep. 29, 1942 | J.T. Hepburn | Driving control unit for lathes | metal lathes |
| CA-420,604 | Jun. 06, 1944 | J.T. Hepburn | Cutting and boring mechanism | boring and turning machines |
| 3,980,252 | Sep. 14, 1976 | M. Tae | Wire rope spooling mechanism | hoists, winches, come-alongs |
| 4,476,801 | Oct. 16, 1984 | D. Foster, C. Rich | Mooring device | |
| 4,690,049 | Sep. 01, 1987 | L. Malashenko | Hydraulic press with side slab guided upper platen | hydraulic metalworking presses |
| 4,694,744 | Sep. 22, 1987 | J. Hepburn, L. Malashenko | Hydraulic press without conventional side slabs and cross-head | hydraulic metalworking presses |
| 4,722,293 | Feb. 02, 1988 | D. Foster, R. Ballantyne | Integrated winch and windlass | |
| 4,759,280 | Jul. 26, 1988 | L. Malashenko | Hydraulic press with adjustable platen clearance | hydraulic metalworking presses |
| 4,819,555 | Apr. 11, 1989 | R. Ballantyne, L. Malashenko | Hydraulic press with adjustable platen spacing | hydraulic metalworking presses |
