| All Patents in class 184/4 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 471,408 | Mar. 22, 1892 | W.C. Westaway | Lubricator for Windmills | industrial machine lubrication |
| 471,443 | Mar. 22, 1892 | B.J. Sykes | Lubricator for Windmills | industrial machine lubrication |
| 1,669,319 | May 08, 1928 | R.M. Bennethum | Windmill | wind power apparatus |
| 1,839,549 | Jan. 05, 1932 | F.J. Haller, C.B. Molter | Windmill lubrication system | wind power apparatus |
| 1,943,071 | Jan. 09, 1934 | W.H. Harstick | Power Transmission Mechanism | power transmissions |
| 2,046,059 | Jun. 30, 1936 | C.C. Chronic, C.B. Molter | Windmill | wind power apparatus |
| 2,214,570 | Sep. 10, 1940 | L.W. Bangasser | Windmill | wind power apparatus |
