Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4723763 | Device for continuous injection under low pressure of a powdered additive into a stream of molten metal | Charles Defrancq | 1988-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4723763 | Device for continuous injection under low pressure of a powdered additive into a stream of molten metal | Charles Defrancq | 1988-02-09 |