Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D387502 | Protective helmet | Kurt Joseph Comstock | 1997-12-09 |
| D382370 | Protective helmet | Kurt Joseph Comstock | 1997-08-12 |
| D382371 | Protective helmet | Kurt Joseph Comstock | 1997-08-12 |