Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10145489 | Adjustable fail-safe rotary spring operator with a retaining band | Frederick Rand Underwood, Jr., Frederick Rand Underwood, III | 2018-12-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10145489 | Adjustable fail-safe rotary spring operator with a retaining band | Frederick Rand Underwood, Jr., Frederick Rand Underwood, III | 2018-12-04 |