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Professor James J. "Crash" Ryan's '"Flight Recorder" patent was filed in August 1953 a device he invented in response to a 1948 request from the Civil Aeronauti
by keanzu 7y ago
Professor James J. "Crash" Ryan's '"Flight Recorder" patent was filed in August 1953 a device he invented in response to a 1948 request from the Civil Aeronautics Board aimed at establishing operating procedures to reduce air mishaps.
- benj111 7y agoI was responding to the Mata Hari. Ryan's recorder doesn't seem to record sound? As I said, you always get this with 'firsts'.