Mesoscaphe
Look up mesoscaphe in Wiktionary, the free dictionary.

Mesoscaphe is a type of submersible submarine invented by Jacques Piccard:
- Auguste Piccard (PX-8), a Swiss research mesoscaph
 - Ben Franklin (PX-15), a U.S. Navy research mesoscaph
 

Mesoscaphe is a type of submersible submarine invented by Jacques Piccard: