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| All Patents in class 184/98 | |||||
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| Number | Date | Patentee | Title | Type | |
| 64,956 | May 21, 1867 | I. Dreyfus | Improvement in automatic lubricators | oil cups | |
| 106,261 | Aug. 09, 1870 | I. Dreyfus | Improvement in lubricators | oil cups | |
| 554,092 | Feb. 04, 1896 | J.H. Shepheard | Lubricant Cup | grease cups | |
| 909,631 | Jan. 12, 1909 | G.C. Marx | Electrical driving mechanism | ||