| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | Patent number: | Patent Date: |
| Patents for Frank G. Allen | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 105,250 | Jul. 12, 1870 | J.F. Rider, E.P. Brownell | Improvement in spool-machines | spool or bobbin machines | |