GRATEFALL ADJUSTING MECHANISM FOR COTTON PROCESSING MACHINERY
United States Patent 3490101
Inventors:
Fountain, George A.
Publication Date:
01/20/1970
Assignee:
North, American Rockwell
International Classes:
D01B1/08; D01B1/00; D01B1/08
US Patent References:
| 2838803 | Rotating roll box for cotton gins | | | |