All Patents in class 451/310 |
Patents 1 -
15
of 18
|
Number | Date | Patentee | Title | Type |
165,762 | Jul. 20, 1875 | O. Sawyer | Improvement in sandpapering-machines | sanding machines |
856,331 | Jun. 11, 1907 | D.F. Arburn | Polishing-machine | belt sanders |
865,557 | Sep. 10, 1907 | D.F. Arburn | Polishing-machine | belt sanders |
869,688 | Oct. 29, 1907 | J. Black | Sandpapering-machine | belt sanders |
971,114 | Sep. 27, 1910 | L.H. Breckenkamp | Sandpapering-machine | sanding machines |
973,059 | Oct. 18, 1910 | H. Grahn, H.F. Marten | Barrel-sanding machine | belt sanders |
1,364,324 | Jan. 04, 1921 | J. Siakel | Sandpapering-machine | belt sanders |
1,665,749 | Apr. 10, 1928 | C.L. Mattison | Double-belt sander | sanding machines |
1,974,806 | Sep. 25, 1934 | E.W. Curtis, A.V. Breed | Surfacing machine | sanding machines |
2,016,725 | Oct. 08, 1935 | W.W. Price, C.W. Ripsch | Abrasive machine | handheld power sanders |
2,232,149 | Feb. 18, 1941 | H.E. Tautz | Belt sander | sanding machines |
2,470,615 | May 17, 1949 | L.V. Grover | Sander | belt sanders |
2,489,811 | Nov. 29, 1949 | H.C. Perkins | Belt polishing and grinding machine | sanding machines |
2,507,677 | May 16, 1950 | J.F. Harper, P.R. Nickerson, C.I. Packer | Polishing machine | belt sanders |
2,561,589 | Jul. 24, 1951 | H.S. Newton | Swing sander | belt sanders |