| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Lena E. Berkovitch | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 850,873 | Apr. 16, 1907 | J.L. Pringle | Miter-box | miter boxes | |
| 939,356 | Nov. 09, 1909 | W. Vanderman | Lead joint-runner | plumber | |
| 941,506 | Nov. 30, 1909 | C.B. Elmore | Change Speed Mechanism | metalworking speed changing mechanisms | |
| 960,604 | Jun. 07, 1910 | W. Vanderman | Lead joint-runner | plumber | |