Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321213 | Downhole epicyclic motion orbital seismic source | Jack H. Cole, John B. Sinton, Marvin E. Janda | 1994-06-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321213 | Downhole epicyclic motion orbital seismic source | Jack H. Cole, John B. Sinton, Marvin E. Janda | 1994-06-14 |