| All Patents of Type: grain scales |
Patents 1 -
7
of 7
      |
| 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 |
| 408,192 | Jul. 30, 1889 | F.H. Richards | Stop Motion Register for Grain Scales | grain scales |
| 434,723 | Aug. 19, 1890 | F.H. Richards | Regulator for Grain Weighers | grain scales |
| 444,709 | Jan. 13, 1891 | T.L. Varns, J.B. Michener | Grain-meter | grain scales |
| 447,719 | Mar. 03, 1891 | F.H. Richards | Register for Grain Weighers | grain scales |
| 634,375 | Oct. 03, 1899 | F.C. Stuckel | Automatic Weigher | grain scales |
