Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277513 | Snowplowable pavement marker using different materials | Sidney A. Heenan, Henry R. Krepel, Richard M. Steere | 1994-01-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277513 | Snowplowable pavement marker using different materials | Sidney A. Heenan, Henry R. Krepel, Richard M. Steere | 1994-01-11 |