US PATENT SUBCLASS 60 / 531
.~.~ Liquid is vaporized

Current as of: June, 1999
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60 /   HD   POWER PLANTS

516  DF  MOTOR OPERATED BY EXPANSION AND/OR CONTRACTION OF A UNIT OF MASS OF MOTIVATING MEDIUM {3}
530  DF  .~ Mass is a liquid {1}
531.~.~ Liquid is vaporized

DEFINITION

Classification: 60/531

(under subclass 530) Apparatus having means whereby said unit of matter is a fluid which is vaporized so that through the device, work may be accomplished.