Question: What aircraft company came up with the pane Jean-Phillippe Douin used as a fighter pilot?
Sentence (from "Douglas F4D Skyray"): Although it was in service for a relatively short time and never entered combat, it was the first carrier-launched aircraft to hold the world's absolute speed record, at 752.943 mph, and was the first United States Navy and United States Marine Corps fighter that could exceed Mach 1 in level flight.
Relevant evidence: No