| All Patents in class 15/180 |
Patents 1 -
7
of 7
      |
| Number | Title | Classification(s) |
| 134,581 | Devices for Producing Pearl Finish on Metallic Surfaces | 15/180, 15/198 |
| 490,682 | Apparatus for Polishing the Caps of Bottles, &c. | 15/104.04, 15/180, 15/183, 15/191.1, 15/67, 15/75, 451/180, 451/462 |
| 1,093,820 | Vacuum-cleaner | 15/180, 15/28, 15/344, 15/372, 15/385 |
| 1,811,037 | Abrasive disk | 15/180, 451/490, 451/496, 451/509 |
| 2,103,311 | Drive ring for floor maintenance machine brushes | 15/180 |
| 2,539,054 | Brush for floor treating machines | 15/180, 15/50.1 |
| 2,605,490 | Rotary brush | 15/180, 15/202 |
