Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812721 | Wire drawing control apparatus | Randall C. Graham, Jeffrey S. Smith | 1989-03-14 |
| 4808926 | Eddy current apparatus and method for controlling a rod mill on the basis of faults detected per unit time | Randall C. Graham | 1989-02-28 |