Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11896855 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2024-02-13 |
| 11896856 | High pressure air cylinders for use with self-contained breathing apparatus | Jerry A. Phifer, William E. Parson | 2024-02-13 |