| Patents for Albert C. Bell |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 632,831 | Sep. 12, 1899 | C.H. Bidwell | Grain Scouring Machine | grain hullers |
| 639,671 | Dec. 19, 1899 | H. De Smith | Gage | measurement gauges |
| 671,579 | Apr. 09, 1901 | C.H. Bidwell | Self-Feeding Mechanism for Threshing Machines | threshers and thrashers |
| 734,214 | Jul. 21, 1903 | C.H. Bidwell | Threshing Machine | threshers and thrashers |
| 986,630 | Mar. 14, 1911 | F. Hardinge | Watchman's clock | |
| 1,016,688 | Feb. 06, 1912 | F. Hardinge | Watchman's clock | |
| 1,042,385 | Oct. 29, 1912 | A.C. Bell | Signalling system | |
| 1,046,182 | Dec. 03, 1912 | F. Hardinge | Signaling system | |
| 1,188,349 | Jun. 20, 1916 | F. Hardinge | Key for watchmen's clocks | |
