US PATENT SUBCLASS 340 / 978
.~.~ Speed
Current as of:
June, 1999
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340 /
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COMMUNICATIONS: ELECTRICAL
945
DF
AIRCRAFT ALARM OR INDICATING SYSTEMS
{11}
971
DF
.~ Nonalarm flight indicator {7}
978
.~.~ Speed
DEFINITION
Classification: 340/978
Speed:
(under subclass 971) Subject matter having an indicator representing the velocity of the aircraft relative to the
surrounding air or to ground.