| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Wm. N. Cromwell | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 512,709 | Jan. 16, 1894 | W.G. Johnson | Wrench | quick adjust wrenches | |
| 573,806 | Dec. 22, 1896 | T.C. Gates, C.A. Bigelow | Wrench | pipe and nut combination wrenches | |
| 598,591 | Feb. 08, 1898 | F. Barrell | Wrench Or Holding Device | tap wrenches and die stocks | |