| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | Patent number: | Patent Date: |
| Patents for Thomas R. Keefe | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 409,921 | Aug. 27, 1889 | T.E. Cassidy | Combined Surface, Scratch, and Depth-Gage | surface gauges | |