Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D381676 | Outer surfaces of a retractable cover for a hand held caculator | Philip Kwok Nan Loh | 1997-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D381676 | Outer surfaces of a retractable cover for a hand held caculator | Philip Kwok Nan Loh | 1997-07-29 |