| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Oliver C. Dennis | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 611,893 | Oct. 04, 1898 | A.R. Clizbe | Grinding Machine | sharpeners | |
| 650,035 | May 22, 1900 | A.R. Clizbe | Grinding Machine | sharpeners | |