| All Patents in class 184/6 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 86,470 | Feb. 02, 1869 | B.F. Sturtevant | Improvement in rotary blowers | blowers |
| 292,446 | Jan. 22, 1884 | G.C. Sims | Lubricator | steam engine lubricators |
| 358,476 | Mar. 01, 1887 | B.N. Payne | Lubricator | tool lubricators |
| 532,469 | Jan. 15, 1895 | J.E. Lonergan | Lubricator | oil cups |
| 644,149 | Feb. 27, 1900 | C.E. Sargent | Lubricating Device for Engines | internal combustion engine lubrication |
| 1,582,976 | May 04, 1926 | J.W. Gardner | Valve Mechanism | steam engine governors |
| 1,591,539 | Jul. 06, 1926 | A. Levedahl | Crank-case venting means for pneumatic tools | |
| 1,591,540 | Jul. 06, 1926 | R.A. Norling, A. Levedahl | Crank-case venting means for pneumatic tools | |
| 1,803,120 | Apr. 28, 1931 | H.E. McCray | Internal Combustion Engine | |
| 1,961,514 | Jun. 05, 1934 | A.H. Dall, H. Ernst | Automatic Lubricator | metalworking machine lubrication |
| 2,465,942 | Mar. 29, 1949 | V.v. Sundt | Headstock control mechanism for machine tools | metal lathes |
| 2,545,453 | Mar. 20, 1951 | F.P. Forss | Portable rotary grinder or die filer | handheld power tools |
| 3,211,254 | Oct. 12, 1965 | E.P. Bullard, III | Lubricating System | |
| 3,856,114 | Dec. 24, 1974 | F. Zankl | Automatic Lubrication System | metalworking machine lubrication |
