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| All Patents in class 15/198 | |||||
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| Number | Date | Patentee | Title | Type | |
| 128,290 | Jun. 25, 1872 | R. Dimes | Improvement in Processes and Apparatus for Stippling Metallic Surfaces | polishing machines | |
| 134,581 | Jan. 07, 1873 | C. Witteck, B.D. Beiderhase | Devices for Producing Pearl Finish on Metallic Surfaces | polishing and buffing machinery | |
| 134,582 | Jan. 07, 1873 | C. Witteck, B.D. Beiderhase | Devices for Producing Satin Finish on Metallic Surfaces | polishing and buffing machinery | |