| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for William Hilderbrand | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,103,243 | Jul. 14, 1914 | G. Amborn | Chain Pipe Vise | pipe and chain vises | |
| 1,103,896 | Jul. 14, 1914 | G. Amborn | Chain Pipe Vise | pipe and chain vises | |