| All Patents in class 15/230 | 
| Patents 1 - 
					13
					of 13 
       | 
| Number | Date | Patentee | Title | Type | 
| 63,341 | Mar. 26, 1867 | J.A. Traut | Rubber belting for polishing |  | 
| 426,859 | Apr. 29, 1890 | S. Ross, Jr. | Sand-paper roll | sanding machines | 
| 449,217 | Mar. 31, 1891 | A.T. Good | Polishing Cone | dental apparatus | 
| 577,582 | Feb. 23, 1897 | H.J. Mitchell, F.L. Lane | Abrading-cylinder | sanding machines | 
| 631,507 | Aug. 22, 1899 | E. Kelly | Abrading and polishing rolls | sanding machines | 
| 1,188,808 | Jun. 27, 1916 | H.J. Mitchell | Take-up device for sander-drums | drum sanders | 
| 1,372,033 | Mar. 22, 1921 | W.A. Marschke, F.W. Marschke | Grinder-hood |  | 
| 1,415,331 | May 09, 1922 | E.B. Gardner | Grinding wheel |  | 
| 1,639,155 | Aug. 16, 1927 | W.L. Bigsby, R.A. Williams | Sander drum | sanding machines | 
| 1,654,275 | Dec. 27, 1927 | N.A. Strand | Polishing or Buffer Wheel | polishing and buffing machinery | 
| 2,229,745 | Jan. 28, 1941 | R.F. Kneisley | Surfacing machine | sanding machines | 
| 2,281,722 | May 05, 1942 | G.E. Smith | Sanding or polishing pad | handheld power sanders | 
| 3,116,576 | Jan. 07, 1964 | A. Block | Abrasive polisher | metal sanding machines |