US PATENT SUBCLASS 342 / 68
.~ Proximity fuze

Current as of: June, 1999
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342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

61  DF  RETURN SIGNAL CONTROLS EXTERNAL DEVICE {7}
68.~ Proximity fuze

DEFINITION

Classification: 342/68

Proximity fuze:

(under subclass 61) Subject matter including means to control the operation of a fuze device as it approaches its target.

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166, for testing or radar apparatus which includes means to control the operation of a fuze device.

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102, Ammunition and Explosives,

211+, for proximity fuze, per se.