Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298177 | Teacher's guidance rope for leading small children or handicapped individuals during evacuations or group excursions | — | 1988-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298177 | Teacher's guidance rope for leading small children or handicapped individuals during evacuations or group excursions | — | 1988-10-18 |