| All Patents in class 177/123 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 402,510 | Apr. 30, 1889 | C.H. Cooley | Valve Operating Mechcanism for Grain Scales | grain scales |
| 403,988 | May 28, 1889 | C.H. Cooley | Automatic Grain Scales | grain scales |
| 442,640 | Dec. 16, 1890 | F.H. Richards | Regulator for grain-scales | |
| 442,711 | Dec. 16, 1890 | F.H. Richards | Regulator for grain-scales | |
| 442,712 | Dec. 16, 1890 | F.H. Richards | Grain-weigher | |
| 442,714 | Dec. 16, 1890 | F.H. Richards | Grain-weigher | |
| 442,715 | Dec. 16, 1890 | F.H. Richards | Regulator grain-weigher | |
| 442,717 | Dec. 16, 1890 | F.H. Richards | Grain-weigher | |
| 442,718 | Dec. 16, 1890 | F.H. Richards | Grain-meter | |
| 442,722 | Dec. 16, 1890 | C.H. Cooley | Grain-weigher | |
| 442,861 | Dec. 16, 1890 | F.H. Richards, C.H. Cooley | Grain-weigher | |
| 443,569 | Dec. 30, 1890 | C.H. Cooley | Grain-weigher | |
| 616,851 | Dec. 27, 1898 | F.E. Thompson | Weighing Machine | scales and balances |
