Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4249477 | Apparatus for use in coating longitudinally welded pipe | Howard W. Christie | 1981-02-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4249477 | Apparatus for use in coating longitudinally welded pipe | Howard W. Christie | 1981-02-10 |