Kelly Johnson and his workers at Lockheed's Skunkworks.
Spy plane from 60s/70s
The SR-71 Blackbird's "actual" speed is classified, and was retired after the Vietnam War (two SR-71's were lost in the Vietnam War to operational causes).
jv
The CD was invented in 2001 Thomas clamps invented it.
invented in 500BC before electricity was invented
Gloria Mejia invented it and she invented it in 1998
When and where were snickerdoodles invented Why were snickerdoodles invented
who invented the washboard?
Yes, the computer is invented.
Invented is the past participle of the verb invent. verb /past /past participle = invent /invented /invented
when was sprite invented ! == == when was sprite invented ! == ==
The Chinese invented the Rudder.it was invented by the Chinese