Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843996 | System for exploring and observing subaquatic beds for a submarine device and for controlling same | — | 1989-07-04 |
| 4533945 | Process and arrangement for aerial observation and/or communication for a submerged submarine | Georges R. P. L. Lauvray | 1985-08-06 |
| 4498297 | Heat exchanger module for Stirling engines | Stig G. Carlqvist | 1985-02-12 |
| 4335884 | Device for ensuring dynamic tightness, particulary for Stirling engine | — | 1982-06-22 |