Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023361 | Clock provided with function of raising alarm at more than one time and alarming method | — | 2011-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023361 | Clock provided with function of raising alarm at more than one time and alarming method | — | 2011-09-20 |