Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853021 | Process and apparatus for producing coated single twist glass yarns | Robert Federowsky, Jacques Mahler | 1989-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853021 | Process and apparatus for producing coated single twist glass yarns | Robert Federowsky, Jacques Mahler | 1989-08-01 |