US PATENT SUBCLASS 114 / 323
.~.~ Emergency escape means

Current as of: June, 1999
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114 /   HD   SHIPS

312  DF  SUBMERSIBLE DEVICE {15}
322  DF  .~ Detachably connected to a main vessel {1}
323.~.~ Emergency escape means {2}
324  DF  .~.~.~> Chamber completely enclosed in the hull
325  DF  .~.~.~> Chamber nested in the hull

DEFINITION

Classification: 114/323

Emergency escape means:

(under subclass 322) Device wherein said submergible device is used as a means of escape from said main submergible vessel if said main submergible vessel is unable to return to the surface of the water.