Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4229664 | Photo electric methods and apparatus for regulating electrical power consumption in stores | Frederick H. Blake | 1980-10-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4229664 | Photo electric methods and apparatus for regulating electrical power consumption in stores | Frederick H. Blake | 1980-10-21 |