![]() | |||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for L. W. Langdon | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 45,054 | Nov. 15, 1864 | L.W. Langdon | Improvement in screw-cutting machines | |
![]() | 45,055 | Nov. 15, 1864 | L.W. Langdon | Improvement in miter-boxes | |