Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D646380 | Grey respiratory mask having black lines of demarcation | Yonas Gebrewold | 2011-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D646380 | Grey respiratory mask having black lines of demarcation | Yonas Gebrewold | 2011-10-04 |