Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888992 | Absolute pressure transducer and method for making same | Milton W. Mathias | 1989-12-26 |
| 4841777 | Pressure transmitter assembly | George Hershey, Charles E. Lane, III | 1989-06-27 |