| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for G. C. Knapp | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 333,662 | Jan. 05, 1886 | W. Patterson | Auger for cutting square holes | drill bits | |
| 345,388 | Jul. 13, 1886 | S.R. Mathewson | Saw-gummer | saw gummers | |