Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831306 | Piezoelectric motor having a pivotally mounted annular shaped housing | Robert J. Hubbell | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831306 | Piezoelectric motor having a pivotally mounted annular shaped housing | Robert J. Hubbell | 1989-05-16 |