Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923276 | Streamlined mill-toothed cone for earth boring bit | James L. Overstreet, Rudolf Carl Pessier, Alan J. Massey | 2005-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923276 | Streamlined mill-toothed cone for earth boring bit | James L. Overstreet, Rudolf Carl Pessier, Alan J. Massey | 2005-08-02 |