| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for J. E. Chapman | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 468,911 | Feb. 16, 1892 | G.L. Holt | Ratchet brace | |
 | 479,807 | Aug. 02, 1892 | E.L. Holcomb | Micrometer Calipers | |
 | 573,682 | Dec. 22, 1896 | W.M. Morton | Spirit-Level and Plumb | |