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Donald B. McCaffrey
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Edmonds, WA, US
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last 30 patents
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Patent Grant
Door anti-hijacking latch/lock mechanism with pneumatic decompressi...
Patent number
4,681,286
Issue date
Jul 21, 1987
The Boeing Company
Royce F. Church
B64 - AIRCRAFT AVIATION COSMONAUTICS
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Patent Grant
Door anti-hijacking latch/lock mechanism with pneumatic decompressi...
Patent number
4,522,359
Issue date
Jun 11, 1985
The Boeing Company
Royce F. Church
B64 - AIRCRAFT AVIATION COSMONAUTICS