| All Patents in class 177/97 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 403,988 | May 28, 1889 | C.H. Cooley | Automatic Grain Scales | grain scales |
| 405,728 | Jun. 25, 1889 | J.H. Forsyth | Automatic grain-scale | grain scales |
| 439,135 | Oct. 28, 1890 | J.H. Forsyth | Automatic grain-scales | grain scales |
| 442,715 | Dec. 16, 1890 | F.H. Richards | Regulator grain-weigher | |
| 442,716 | Dec. 16, 1890 | F.H. Richards | Regulator grain-weigher | |
| 442,717 | Dec. 16, 1890 | F.H. Richards | Grain-weigher | |
| 442,722 | Dec. 16, 1890 | C.H. Cooley | Grain-weigher | |
| 442,723 | Dec. 16, 1890 | C.H. Cooley | Grain-weigher | |
| 443,933 | Dec. 30, 1890 | F.H. Richards, C.H. Cooley | Grain-weigher | |
