Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879769 | Firefighter's boot and trouser attachment | Mary I. Grilliot | 1989-11-14 |
| 4864742 | Firefighter's boot mated to firefighter's trousers | Mary I. Grilliot | 1989-09-12 |
| 4843646 | Firefighter's garments having enhanced flexibility and minimum weight | Mary I. Grilliot | 1989-07-04 |
| 4817211 | Firefighter's trousers capable of receiving a booted foot | Mary I. Grilliot | 1989-04-04 |