Peter Petroff

About

NASA engineer and prolific inventor who created the digital wristwatch.

Before Fame

He studied electrical engineering in Stuttgart, Germany.

Trivia

His prototype digital watch, called the Pulsar, went on sale in 1971 and was priced at $2,100.

Family Life

He married Helen Philips Petroff in 1909.

Associated With

Wernher von Braun recruited him to work on the Apollo space program.