| All Patents in class 451/352 |
Patents 1 -
10
of 44
      |
| Picture | Number | Date | Patentee | Title |
 | 728,423 | May 19, 1903 | J.H. Prugh, S.B. Zimmer, A.T. Spence | Floor surfacer, cleaner, and polisher |
 | 763,605 | Jun. 28, 1904 | D. Hepp | Tool-holder |
 | 779,584 | Jan. 10, 1905 | E.L. Buzzell | Abrading-machine |
| | 798,455 | Aug. 29, 1905 | M.L. Schlueter | Floor-surfacing machine |
 | 800,962 | Oct. 03, 1905 | C.B. Wattles | Floor-dressing machine |
 | RE12,681 | Aug. 20, 1907 | A.T. Spence, S.B. Zimmer, J.H. Prugh | Floor surfacer, cleaner and polisher |
| | 884,433 | Apr. 14, 1908 | L.H. Veronneau | Floor-dressing machine |
| | 932,466 | Aug. 31, 1909 | F. Harbers | Planing and sanding machine |
| | 1,060,041 | Apr. 29, 1913 | F. Wagner | Floor Planing Machine |
 | 1,279,082 | Sep. 17, 1918 | J.A. Campbell | Dressing-machine for floors, &c. |
