US PATENT SUBCLASS 89 / 37.21
.~.~ Retractable gun turret

Current as of: June, 1999
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89 /   HD   ORDNANCE

37.01  DF  MOUNTS {18}
37.16  DF  .~ Aircraft type {5}
37.21.~.~ Retractable gun turret

DEFINITION

Classification: 89/37.21

Retractable gun turret:

(under subclass 37.16) Devices wherein the ordnance supporting structure is a dome shaped or cylindrical structure having observation slits or gun ports and is capable of being drawn back or into the aircraft structure.