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| All Patents in class 184/103.1 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 212,449 | Feb. 18, 1879 | R.B. Eason | Combined Drip-Pan and Self-Oiler for Bearings | ||
| 1,435,574 | Nov. 14, 1922 | F. Ackerman | Lubricating System for Piston Engines | ||
| 1,901,691 | Mar. 14, 1933 | J.J. Aull | Wick Oiler | ||
| 1,961,514 | Jun. 05, 1934 | A.H. Dall, H. Ernst | Automatic Lubricator | ||
| 2,041,920 | May 26, 1936 | R.J. Gits | Lubricator | ||