US PATENT SUBCLASS 600 / 144
.~.~ With adjustable rigidity

Current as of: June, 1999
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600 /   HD   SURGERY

101  DF  ENDOSCOPE {29}
139  DF  .~ Having flexible tube structure {6}
144.~.~ With adjustable rigidity

DEFINITION

Classification: 600/144

With adjustable rigidity:

(under subclass 139) Subject matter in which the flexible tube structure contains movable means which permits a degree of flexibility of the tube structure.