Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320424 | Apparatus for delivering a rapidly setting composition | Barry France, John R. Powell | 1994-06-14 |
| 4984933 | Grouting method and apparatus | Barry France, Tania Stanford | 1991-01-15 |