| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Jacob Hatzel Jr. | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 13,492 | Aug. 28, 1855 | G.W. Gedney | Rotary wood-splitting machine | wood splitting machines | |
| 13,597 | Sep. 25, 1855 | H.J. Behrens | Improvement in Wrenches for Turning Screw-Nuts | quick adjust wrenches | |