| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Bridgeport Machine Tool Works | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 408,291 | Aug. 06, 1889 | E.P. Bullard | Brake for Lathe Spindles | metalworking machine mechanisms | |
| 511,736 | Dec. 26, 1893 | C.L. Libby | Taper Attachment and Feed Mechanism for Vertical Boring Mill | vertical boring mills | |
| 514,719 | Feb. 13, 1894 | C.L. Libby | Boring-Mill | vertical boring mills | |