| All Patents in class 422/308 |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 270,291 | Jan. 09, 1883 | S.B. Dover | Apparatus for extracting oil from oleaginous seeds, &c. |
 | 308,112 | Nov. 18, 1884 | J.H. Vaile | Process of and apparatus for cooking oil-meal |
| | 1,106,586 | Aug. 11, 1914 | R.A. Trace, G.A. Sauer, Jr. | Cooker for seeds and the like |
| | 1,106,597 | Aug. 11, 1914 | R.A. Trace | Cooker |
| | 1,115,133 | Oct. 27, 1914 | R.A. Trace | Gate-controlling device for cookers |
| | 1,115,186 | Oct. 27, 1914 | C.H. Fulson | Gate-controlling device for cookers |
| | 1,254,745 | Jan. 29, 1918 | R.A. Trace | Gate-controlling device for cookers |
| | 1,425,811 | Aug. 15, 1922 | R.A. Trace | Cooker for oil-bearing material |
| | 1,433,746 | Oct. 31, 1922 | O. Sheppard, Jr. | Cottonseed-meal cooker |
| | 1,910,485 | May 23, 1933 | R.A. Trace | Cooker |
