| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 222/287 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,364,869 | Jan. 11, 1921 | E.R. Draver | Liquid-feed regulator | ||
| 1,369,968 | Mar. 01, 1921 | E.R. Draver | Feed-regulator | ||
| 1,504,543 | Aug. 12, 1924 | E.R. Draver | Feeding agitator | ||
| 1,510,439 | Sep. 30, 1924 | E.R. Draver | Transmission mechanism for feeders connected in a gang | ||
| 2,305,128 | Dec. 15, 1942 | L.J. Andresen, W.E. Gerbing | Variable speed feed mechanism | industrial machine pulleys and belt drive mechanisms | |