Conversation so far:
who invented the submarine in the industrial revolution
David Bushnell invented the first submarine to be used in battle.
what else did david bushnell invent besides the first submarine to be used in battle
David Bushnell also invented a floating mine triggered by contact.
where was David Bushnell born
David Bushnell was born in a secluded part of Saybrook, Connecticut in what is now Westbrook, Connecticut.

Question: what college did the inventor attend
Self-contained rewrite: what college did David Bushnell attend