| All Patents in class 451/512 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
 | 124,259 | Mar. 05, 1872 | N.H. Fay | Improvement in sand-paper holders |
| | 170,178 | Nov. 23, 1875 | L.F. Locke | Dental Polishing Tool |
 | RE8,458 | Oct. 22, 1878 | N.H. Fay | Improvement in sand-paper holders |
| | 240,829 | May 03, 1881 | J.A. Kimball | Lathe Arbor and Polishing Coil |
| | 435,698 | Sep. 02, 1890 | P.T. Lamkin | Machine for sandpapering handles |
 | 479,332 | Jul. 19, 1892 | E.K. Patten | Combined cutting and scouring head |
 | 781,046 | Jan. 31, 1905 | J.K. Brown | Sandpaper-holder |
 | 1,968,215 | Jul. 31, 1934 | N.F. McNaught, E.H. Peterson | Tool for cleaning commutators and the like |
