US PATENT SUBCLASS 600 / 432
.~.~.~ Piston-type ram forces material into body

Current as of: June, 1999
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600 /   HD   SURGERY

300  DF  DIAGNOSTIC TESTING {38}
407  DF  .~ Detecting nuclear, electromagnetic, or ultrasonic radiation {11}
431  DF  .~.~ Detectable material placed in body {2}
432.~.~.~ Piston-type ram forces material into body

DEFINITION

Classification: 600/432

Piston-type ram forces material into body:

(under subclass 431) Subject matter including a piston-type ram (e.g., a syringe plunger) which injects the detectable material into the body.