Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352416 | Cast iron railroad brake shoes | Chandi P. Biswas | 1982-10-05 |
| 4342593 | Castings | Howard S. Avery, Henry J. Chapin | 1982-08-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352416 | Cast iron railroad brake shoes | Chandi P. Biswas | 1982-10-05 |
| 4342593 | Castings | Howard S. Avery, Henry J. Chapin | 1982-08-03 |