| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | Patent number: | Patent Date: |
| Patents for Henry M. Doolittle | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 666,801 | Jan. 29, 1901 | J.A. Graham, H.M. Doolittle | Metal Working Tool | lathe tool holders and tool posts | |