Application US A,3704845, B64C 1/10

Patent owner:  Michael Ord, 5267 Wilkins Avenue, Pittsburgh, Pa.          Dec.5,1972

Patent name :  AIRPLANE HIJACKING PREVENTION SYSTEM

ABSTRACT:

A method and system for preventing airplane hijacking features the following:

1.      The cockpit is isolated from the cabin to give passengers a sense of safety, but communication must be ensured. The buttons fixed in the cabin keep the cockpit infor