Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
Patents for Ralph T. Ingalls | |||||
Number | Date | Patentee | Title | Type | |
1,126,423 | Jan. 26, 1915 | C.H. Driver | Sandpaper belting | abrasives and holders | |
1,598,011 | Aug. 31, 1926 | C. Rasmussen | Metal-sawing machine | power hacksaws | |
1,758,973 | May 20, 1930 | C. Rasmussen | Pipe-threading machine | pipe threading machines | |
1,780,439 | Nov. 04, 1930 | C. Rasmussen | Metal-sawing machine | power hacksaws | |
1,802,574 | Apr. 28, 1931 | C. Rasmussen | Nipple-holding chuck | pipe threading machines |