| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Hall Type Writer Co. | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | CA-13,393 | Sep. 13, 1881 | T. Hall | Improvements on type writing machines | |
 | 336,481 | Feb. 16, 1886 | T. Hall | Type-plate for type-writing machines | |
 | 453,593 | Jun. 02, 1891 | T. Hall | Type-writing machine | |