| Anmelder |
Datum |
Patentnummer |
Cluster |
| E. I. Du Pont de Nemours and Company (Wilmington, DE) |
1975-06-18 | 4085246.txt | cluster_34 |
| E. I. Du Pont de Nemours and Company (Wilmington, DE) |
1978-02-02 | 4159301.txt | cluster_34 |
| Monroe Industries, Inc. (Avon, NY, US) |
2011-02-22 | 8679623.txt | cluster_34 |