| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Samuel P. Mason | |||||
      | |||||
| Number | Title | Classification(s) | |||
| 6,047X | Speeder for spinning cotton roping | 57/400 | |||
| 6,311X | Speeder for spinning cotton roping | 57/70 | |||
| 7,959X | Spinning cotton and silk | 57/12 | |||
| 8,295X | Machine for whipping and cleaning cotton | 19/93 | |||