Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866270 | Method and apparatus for the determination of isotopic composition | Keith Hall, Philip A. Freedman, Roger Guilluy, Christiane Pachiaudi | 1989-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866270 | Method and apparatus for the determination of isotopic composition | Keith Hall, Philip A. Freedman, Roger Guilluy, Christiane Pachiaudi | 1989-09-12 |