Baron Wilhelm Theodor Unge was a military engineer who invented a telemeter and various improvements to artillery.

He worked with Alfred Nobel to improve the range and accuracy of Hale rockets, by using improved propellants and launching from cannons.

[2] After Nobel died in 1896, Unge obtained patents for improved rockets, with some sold to several countries.

[3] In 1977, Unge was inducted into the International Space Hall of Fame.

This article about a Swedish engineer, inventor or industrial designer is a stub.